Convert Yards per pound to Miles per pound
Convert Yards per pound (yd/lb) to Miles per pound (mi/lb) instantly and accurately.
Conversion Formula
mi/lb = yd/lb × 0.0005681818182
About Yards per pound
The yard per pound (yd/lb) equals ≈2.016 × 10⁻³ km/kg, found in old British and US military propellant efficiency tables and pre-metric naval gunnery manuals. Range achieved per pound of cordite or smokeless powder was stated in yards. 1 yd/lb ≈2.016 × 10⁻³ km/kg ≈ 3 ft/lb.
About Miles per pound
The mile per pound (mi/lb) equals ≈3.548 km/kg, the traditional US aviation mass-efficiency unit. Cessna 172 on avgas: ≈0.28-0.32 mi/lb; Piper Cherokee: ≈0.30-0.35 mi/lb; Boeing 737 MAX per seat: ≈0.10-0.15 mi/lb. US military aircraft fuel efficiency analyses and early NASA propellant studies used mi/lb. 1 mi/lb ≈3.548 km/kg = 1.609344/0.45359237 km/kg.
Quick Reference Table
| Yards per pound (yd/lb) | Miles per pound (mi/lb) |
|---|---|
| 1 yd/lb | 0.000568182 mi/lb |
| 2 yd/lb | 0.00113636 mi/lb |
| 5 yd/lb | 0.00284091 mi/lb |
| 10 yd/lb | 0.00568182 mi/lb |
| 25 yd/lb | 0.0142045 mi/lb |
| 50 yd/lb | 0.0284091 mi/lb |
| 100 yd/lb | 0.0568182 mi/lb |