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Finding the Fourth Proportional to 629,791.61, 944,590.01 and 230,338.96

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Solution

The fourth proportional to 629,791.61, 944,590.01 and 230,338.96 is: 345,472.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,791.61 : 944,590.01 = 230,338.96 : x
  2. Step 2: Convert to fraction form
    629,791.61/944,590.01 = 230,338.96/x
  3. Step 3: Cross multiply
    629,791.61x = 944,590.01 × 230,338.96
  4. Step 4: Simplify right side
    629,791.61x = 217,575,880,529.79
  5. Step 5: Solve for x
    x = 217,575,880,529.79/629,791.61
  6. Step 6: Final answer
    x = 345,472.82

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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.