Home / 331,635.76-457,527.39-204,089.92

Finding the Fourth Proportional to 331,635.76, 457,527.39 and 204,089.92

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Solution

The fourth proportional to 331,635.76, 457,527.39 and 204,089.92 is: 281,564.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,635.76 : 457,527.39 = 204,089.92 : x
  2. Step 2: Convert to fraction form
    331,635.76/457,527.39 = 204,089.92/x
  3. Step 3: Cross multiply
    331,635.76x = 457,527.39 × 204,089.92
  4. Step 4: Simplify right side
    331,635.76x = 93,376,728,422.91
  5. Step 5: Solve for x
    x = 93,376,728,422.91/331,635.76
  6. Step 6: Final answer
    x = 281,564.11

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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.