Home / 475,078.32-655,618.73-271,125.18

Finding the Fourth Proportional to 475,078.32, 655,618.73 and 271,125.18

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Solution

The fourth proportional to 475,078.32, 655,618.73 and 271,125.18 is: 374,158.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,078.32 : 655,618.73 = 271,125.18 : x
  2. Step 2: Convert to fraction form
    475,078.32/655,618.73 = 271,125.18/x
  3. Step 3: Cross multiply
    475,078.32x = 655,618.73 × 271,125.18
  4. Step 4: Simplify right side
    475,078.32x = 177,754,746,182.62
  5. Step 5: Solve for x
    x = 177,754,746,182.62/475,078.32
  6. Step 6: Final answer
    x = 374,158.83

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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.