Unit Converter
Conversion formula
The conversion factor from miles per hour to knots is 0.8689762419014, which means that 1 mile per hour is equal to 0.8689762419014 knots:
1 mph = 0.8689762419014 kt
To convert 438 miles per hour into knots we have to multiply 438 by the conversion factor in order to get the velocity amount from miles per hour to knots. We can also form a simple proportion to calculate the result:
1 mph → 0.8689762419014 kt
438 mph → V(kt)
Solve the above proportion to obtain the velocity V in knots:
V(kt) = 438 mph × 0.8689762419014 kt
V(kt) = 380.61159395281 kt
The final result is:
438 mph → 380.61159395281 kt
We conclude that 438 miles per hour is equivalent to 380.61159395281 knots:
438 miles per hour = 380.61159395281 knots
Alternative conversion
We can also convert by utilizing the inverse value of the conversion factor. In this case 1 knot is equal to 0.002627350337951 × 438 miles per hour.
Another way is saying that 438 miles per hour is equal to 1 ÷ 0.002627350337951 knots.
Approximate result
For practical purposes we can round our final result to an approximate numerical value. We can say that four hundred thirty-eight miles per hour is approximately three hundred eighty point six one two knots:
438 mph ≅ 380.612 kt
An alternative is also that one knot is approximately zero point zero zero three times four hundred thirty-eight miles per hour.
Conversion table
miles per hour to knots chart
For quick reference purposes, below is the conversion table you can use to convert from miles per hour to knots
miles per hour (mph) | knots (kt) |
---|---|
439 miles per hour | 381.481 knots |
440 miles per hour | 382.35 knots |
441 miles per hour | 383.219 knots |
442 miles per hour | 384.087 knots |
443 miles per hour | 384.956 knots |
444 miles per hour | 385.825 knots |
445 miles per hour | 386.694 knots |
446 miles per hour | 387.563 knots |
447 miles per hour | 388.432 knots |
448 miles per hour | 389.301 knots |