Home / 331,628.27-457,517.09-204,082.43

Finding the Fourth Proportional to 331,628.27, 457,517.09 and 204,082.43

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Solution

The fourth proportional to 331,628.27, 457,517.09 and 204,082.43 is: 281,553.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,628.27 : 457,517.09 = 204,082.43 : x
  2. Step 2: Convert to fraction form
    331,628.27/457,517.09 = 204,082.43/x
  3. Step 3: Cross multiply
    331,628.27x = 457,517.09 × 204,082.43
  4. Step 4: Simplify right side
    331,628.27x = 93,371,196,185.73
  5. Step 5: Solve for x
    x = 93,371,196,185.73/331,628.27
  6. Step 6: Final answer
    x = 281,553.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.