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Finding the Fourth Proportional to 629,450.52, 944,350.98 and 274,495.80

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Solution

The fourth proportional to 629,450.52, 944,350.98 and 274,495.80 is: 411,820.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,450.52 : 944,350.98 = 274,495.80 : x
  2. Step 2: Convert to fraction form
    629,450.52/944,350.98 = 274,495.80/x
  3. Step 3: Cross multiply
    629,450.52x = 944,350.98 × 274,495.80
  4. Step 4: Simplify right side
    629,450.52x = 259,220,377,735.88
  5. Step 5: Solve for x
    x = 259,220,377,735.88/629,450.52
  6. Step 6: Final answer
    x = 411,820.10

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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.