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 170 miles per hour into knots we have to multiply 170 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

170 mph → V_(kt)

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

V_(kt) = 170 mph × 0.8689762419014 kt

V_(kt) = 147.72596112324 kt

The final result is:

170 mph → 147.72596112324 kt

We conclude that 170 miles per hour is equivalent to 147.72596112324 knots:

170 miles per hour = 147.72596112324 knots

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 knot is equal to 0.0067692908707209 × 170 miles per hour.

Another way is saying that 170 miles per hour is equal to 1 ÷ 0.0067692908707209 knots.

Approximate result

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

170 mph ≅ 147.726 kt

An alternative is also that one knot is approximately zero point zero zero seven times one hundred seventy 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