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Finding the Third Proportional to 508,143.38 and 748,180.13

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Solution

The third proportional to 508,143.38 and 748,180.13 is: 1,101,605.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,143.38 : 748,180.13 = 748,180.13 : x
  2. Step 2: Convert to fraction form
    508,143.38/748,180.13 = 748,180.13/x
  3. Step 3: Cross multiply
    508,143.38x = 748,180.13 × 748,180.13
  4. Step 4: Simplify right side
    508,143.38x = 559,773,499,445.02
  5. Step 5: Solve for x
    x = 559,773,499,445.02/508,143.38
  6. Step 6: Final answer
    x = 1,101,605.43

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.