Home / 475,785.76-656,523.82-271,849.88

Finding the Fourth Proportional to 475,785.76, 656,523.82 and 271,849.88

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Solution

The fourth proportional to 475,785.76, 656,523.82 and 271,849.88 is: 375,118.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,785.76 : 656,523.82 = 271,849.88 : x
  2. Step 2: Convert to fraction form
    475,785.76/656,523.82 = 271,849.88/x
  3. Step 3: Cross multiply
    475,785.76x = 656,523.82 × 271,849.88
  4. Step 4: Simplify right side
    475,785.76x = 178,475,921,684.14
  5. Step 5: Solve for x
    x = 178,475,921,684.14/475,785.76
  6. Step 6: Final answer
    x = 375,118.25

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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.