Home / 629,456.49-944,463.82-329,865.84

Finding the Fourth Proportional to 629,456.49, 944,463.82 and 329,865.84

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Solution

The fourth proportional to 629,456.49, 944,463.82 and 329,865.84 is: 494,945.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,456.49 : 944,463.82 = 329,865.84 : x
  2. Step 2: Convert to fraction form
    629,456.49/944,463.82 = 329,865.84/x
  3. Step 3: Cross multiply
    629,456.49x = 944,463.82 × 329,865.84
  4. Step 4: Simplify right side
    629,456.49x = 311,546,354,711.80
  5. Step 5: Solve for x
    x = 311,546,354,711.80/629,456.49
  6. Step 6: Final answer
    x = 494,945.02

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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.