Home / 125,870-266,320

Finding the Third Proportional to 125,870 and 266,320

Calculator

Solution

The third proportional to 125,870 and 266,320 is: 563,488.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,870 : 266,320 = 266,320 : x
  2. Step 2: Convert to fraction form
    125,870/266,320 = 266,320/x
  3. Step 3: Cross multiply
    125,870x = 266,320 × 266,320
  4. Step 4: Simplify right side
    125,870x = 70,926,342,400
  5. Step 5: Solve for x
    x = 70,926,342,400/125,870
  6. Step 6: Final answer
    x = 563,488.86

Related Problems

Find third proportional to 62,935 and 133,160
Half scale
Find third proportional to 251,740 and 532,640
Double scale
Find third proportional to 125,872 and 266,324
Similar ratio
Find third proportional to 188,805 and 399,480
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.