Home / 629,464.85-944,476.35-329,874.20

Finding the Fourth Proportional to 629,464.85, 944,476.35 and 329,874.20

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Solution

The fourth proportional to 629,464.85, 944,476.35 and 329,874.20 is: 494,957.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,464.85 : 944,476.35 = 329,874.20 : x
  2. Step 2: Convert to fraction form
    629,464.85/944,476.35 = 329,874.20/x
  3. Step 3: Cross multiply
    629,464.85x = 944,476.35 × 329,874.20
  4. Step 4: Simplify right side
    629,464.85x = 311,558,380,375.17
  5. Step 5: Solve for x
    x = 311,558,380,375.17/629,464.85
  6. Step 6: Final answer
    x = 494,957.55

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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.