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 424 miles per hour into knots we have to multiply 424 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

424 mph → V_(kt)

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

V_(kt) = 424 mph × 0.8689762419014 kt

V_(kt) = 368.44592656619 kt

The final result is:

424 mph → 368.44592656619 kt

We conclude that 424 miles per hour is equivalent to 368.44592656619 knots:

424 miles per hour = 368.44592656619 knots

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 knot is equal to 0.0027141024717513 × 424 miles per hour.

Another way is saying that 424 miles per hour is equal to 1 ÷ 0.0027141024717513 knots.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that four hundred twenty-four miles per hour is approximately three hundred sixty-eight point four four six knots:

424 mph ≅ 368.446 kt

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