Home / 166,008-257,472

Finding the Third Proportional to 166,008 and 257,472

Calculator

Solution

The third proportional to 166,008 and 257,472 is: 399,329.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,008 : 257,472 = 257,472 : x
  2. Step 2: Convert to fraction form
    166,008/257,472 = 257,472/x
  3. Step 3: Cross multiply
    166,008x = 257,472 × 257,472
  4. Step 4: Simplify right side
    166,008x = 66,291,830,784
  5. Step 5: Solve for x
    x = 66,291,830,784/166,008
  6. Step 6: Final answer
    x = 399,329.13

Related Problems

Find third proportional to 83,004 and 128,736
Half scale
Find third proportional to 332,016 and 514,944
Double scale
Find third proportional to 166,010 and 257,475
Similar ratio
Find third proportional to 249,012 and 386,208
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.