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Finding the Fourth Proportional to 641,704.73, 962,232.73 and 375,545.21

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Solution

The fourth proportional to 641,704.73, 962,232.73 and 375,545.21 is: 563,127.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,704.73 : 962,232.73 = 375,545.21 : x
  2. Step 2: Convert to fraction form
    641,704.73/962,232.73 = 375,545.21/x
  3. Step 3: Cross multiply
    641,704.73x = 962,232.73 × 375,545.21
  4. Step 4: Simplify right side
    641,704.73x = 361,361,886,906.70
  5. Step 5: Solve for x
    x = 361,361,886,906.70/641,704.73
  6. Step 6: Final answer
    x = 563,127.98

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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.