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Finding the Fourth Proportional to 475,042.02, 655,568.59 and 271,088.88

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Solution

The fourth proportional to 475,042.02, 655,568.59 and 271,088.88 is: 374,108.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,042.02 : 655,568.59 = 271,088.88 : x
  2. Step 2: Convert to fraction form
    475,042.02/655,568.59 = 271,088.88/x
  3. Step 3: Cross multiply
    475,042.02x = 655,568.59 × 271,088.88
  4. Step 4: Simplify right side
    475,042.02x = 177,717,352,198.47
  5. Step 5: Solve for x
    x = 177,717,352,198.47/475,042.02
  6. Step 6: Final answer
    x = 374,108.70

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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.