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Finding the Fourth Proportional to 629,850.66, 944,772.48 and 156,535.80

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Solution

The fourth proportional to 629,850.66, 944,772.48 and 156,535.80 is: 234,802.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,850.66 : 944,772.48 = 156,535.80 : x
  2. Step 2: Convert to fraction form
    629,850.66/944,772.48 = 156,535.80/x
  3. Step 3: Cross multiply
    629,850.66x = 944,772.48 × 156,535.80
  4. Step 4: Simplify right side
    629,850.66x = 147,890,715,974.78
  5. Step 5: Solve for x
    x = 147,890,715,974.78/629,850.66
  6. Step 6: Final answer
    x = 234,802.83

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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.