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Finding the Fourth Proportional to 432,767.88, 649,154.16 and 117,227.52

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Solution

The fourth proportional to 432,767.88, 649,154.16 and 117,227.52 is: 175,841.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,767.88 : 649,154.16 = 117,227.52 : x
  2. Step 2: Convert to fraction form
    432,767.88/649,154.16 = 117,227.52/x
  3. Step 3: Cross multiply
    432,767.88x = 649,154.16 × 117,227.52
  4. Step 4: Simplify right side
    432,767.88x = 76,098,732,274.48
  5. Step 5: Solve for x
    x = 76,098,732,274.48/432,767.88
  6. Step 6: Final answer
    x = 175,841.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.