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Finding the Third Proportional to 508,737 and 787,375

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Solution

The third proportional to 508,737 and 787,375 is: 1,218,624.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,737 : 787,375 = 787,375 : x
  2. Step 2: Convert to fraction form
    508,737/787,375 = 787,375/x
  3. Step 3: Cross multiply
    508,737x = 787,375 × 787,375
  4. Step 4: Simplify right side
    508,737x = 619,959,390,625
  5. Step 5: Solve for x
    x = 619,959,390,625/508,737
  6. Step 6: Final answer
    x = 1,218,624.54

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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.