Home / 266,726.25-408,997.69

Finding the Third Proportional to 266,726.25 and 408,997.69

Calculator

Solution

The third proportional to 266,726.25 and 408,997.69 is: 627,156.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,726.25 : 408,997.69 = 408,997.69 : x
  2. Step 2: Convert to fraction form
    266,726.25/408,997.69 = 408,997.69/x
  3. Step 3: Cross multiply
    266,726.25x = 408,997.69 × 408,997.69
  4. Step 4: Simplify right side
    266,726.25x = 167,279,108,380.35
  5. Step 5: Solve for x
    x = 167,279,108,380.35/266,726.25
  6. Step 6: Final answer
    x = 627,156.53

Related Problems

Find third proportional to 133,363.13 and 204,498.84
Half scale
Find third proportional to 533,452.50 and 817,995.38
Double scale
Find third proportional to 266,728 and 409,001
Similar ratio
Find third proportional to 400,089.38 and 613,496.53
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.