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 429 miles per hour into knots we have to multiply 429 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

429 mph → V_(kt)

Solve the above proportion to obtain the velocity V in knots:

V_(kt) = 429 mph × 0.8689762419014 kt

V_(kt) = 372.7908077757 kt

The final result is:

429 mph → 372.7908077757 kt

We conclude that 429 miles per hour is equivalent to 372.7908077757 knots:

429 miles per hour = 372.7908077757 knots

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 knot is equal to 0.0026824695758101 × 429 miles per hour.

Another way is saying that 429 miles per hour is equal to 1 ÷ 0.0026824695758101 knots.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that four hundred twenty-nine miles per hour is approximately three hundred seventy-two point seven nine one knots:

429 mph ≅ 372.791 kt

An alternative is also that one knot is approximately zero point zero zero three times four hundred twenty-nine 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