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Finding the Third Proportional to 367,456.50 and 787,398.75

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Solution

The third proportional to 367,456.50 and 787,398.75 is: 1,687,265.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,456.50 : 787,398.75 = 787,398.75 : x
  2. Step 2: Convert to fraction form
    367,456.50/787,398.75 = 787,398.75/x
  3. Step 3: Cross multiply
    367,456.50x = 787,398.75 × 787,398.75
  4. Step 4: Simplify right side
    367,456.50x = 619,996,791,501.56
  5. Step 5: Solve for x
    x = 619,996,791,501.56/367,456.50
  6. Step 6: Final answer
    x = 1,687,265.82

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.