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Unit Converter

Conversion formula

The conversion factor from knots to miles per hour is 1.1507794480225, which means that 1 knot is equal to 1.1507794480225 miles per hour:

1 kt = 1.1507794480225 mph

To convert 42.2 knots into miles per hour we have to multiply 42.2 by the conversion factor in order to get the velocity amount from knots to miles per hour. We can also form a simple proportion to calculate the result:

1 kt → 1.1507794480225 mph

42.2 kt → V(mph)

Solve the above proportion to obtain the velocity V in miles per hour:

V(mph) = 42.2 kt × 1.1507794480225 mph

V(mph) = 48.562892706552 mph

The final result is:

42.2 kt → 48.562892706552 mph

We conclude that 42.2 knots is equivalent to 48.562892706552 miles per hour:

42.2 knots = 48.562892706552 miles per hour

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 mile per hour is equal to 0.020591854073493 × 42.2 knots.

Another way is saying that 42.2 knots is equal to 1 ÷ 0.020591854073493 miles per hour.

Approximate result

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

42.2 kt ≅ 48.563 mph

An alternative is also that one mile per hour is approximately zero point zero two one times forty-two point two knots.

Conversion table

knots to miles per hour chart

For quick reference purposes, below is the conversion table you can use to convert from knots to miles per hour

knots (kt) miles per hour (mph)
43.2 knots 49.714 miles per hour
44.2 knots 50.864 miles per hour
45.2 knots 52.015 miles per hour
46.2 knots 53.166 miles per hour
47.2 knots 54.317 miles per hour
48.2 knots 55.468 miles per hour
49.2 knots 56.618 miles per hour
50.2 knots 57.769 miles per hour
51.2 knots 58.92 miles per hour
52.2 knots 60.071 miles per hour