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Finding the Fourth Proportional to 629,404.93, 944,930.61 and 373,704.31

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Solution

The fourth proportional to 629,404.93, 944,930.61 and 373,704.31 is: 561,045.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,404.93 : 944,930.61 = 373,704.31 : x
  2. Step 2: Convert to fraction form
    629,404.93/944,930.61 = 373,704.31/x
  3. Step 3: Cross multiply
    629,404.93x = 944,930.61 × 373,704.31
  4. Step 4: Simplify right side
    629,404.93x = 353,124,640,131.48
  5. Step 5: Solve for x
    x = 353,124,640,131.48/629,404.93
  6. Step 6: Final answer
    x = 561,045.24

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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.