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Finding the Third Proportional to 502,400.25 and 682,227.38

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Solution

The third proportional to 502,400.25 and 682,227.38 is: 926,421.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,400.25 : 682,227.38 = 682,227.38 : x
  2. Step 2: Convert to fraction form
    502,400.25/682,227.38 = 682,227.38/x
  3. Step 3: Cross multiply
    502,400.25x = 682,227.38 × 682,227.38
  4. Step 4: Simplify right side
    502,400.25x = 465,434,191,199.39
  5. Step 5: Solve for x
    x = 465,434,191,199.39/502,400.25
  6. Step 6: Final answer
    x = 926,421.10

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.