Home / 475,814.43-656,622.59-271,928.61

Finding the Fourth Proportional to 475,814.43, 656,622.59 and 271,928.61

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Solution

The fourth proportional to 475,814.43, 656,622.59 and 271,928.61 is: 375,260.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,814.43 : 656,622.59 = 271,928.61 : x
  2. Step 2: Convert to fraction form
    475,814.43/656,622.59 = 271,928.61/x
  3. Step 3: Cross multiply
    475,814.43x = 656,622.59 × 271,928.61
  4. Step 4: Simplify right side
    475,814.43x = 178,554,466,833.66
  5. Step 5: Solve for x
    x = 178,554,466,833.66/475,814.43
  6. Step 6: Final answer
    x = 375,260.72

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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.