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Finding the Fourth Proportional to 532,753.20, 735,028.83 and 379,816.29

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Solution

The fourth proportional to 532,753.20, 735,028.83 and 379,816.29 is: 524,024.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,753.20 : 735,028.83 = 379,816.29 : x
  2. Step 2: Convert to fraction form
    532,753.20/735,028.83 = 379,816.29/x
  3. Step 3: Cross multiply
    532,753.20x = 735,028.83 × 379,816.29
  4. Step 4: Simplify right side
    532,753.20x = 279,175,923,253.64
  5. Step 5: Solve for x
    x = 279,175,923,253.64/532,753.20
  6. Step 6: Final answer
    x = 524,024.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.