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Finding the Fourth Proportional to 475,249.92, 655,844.76 and 260,398.14

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Solution

The fourth proportional to 475,249.92, 655,844.76 and 260,398.14 is: 359,349.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,249.92 : 655,844.76 = 260,398.14 : x
  2. Step 2: Convert to fraction form
    475,249.92/655,844.76 = 260,398.14/x
  3. Step 3: Cross multiply
    475,249.92x = 655,844.76 × 260,398.14
  4. Step 4: Simplify right side
    475,249.92x = 170,780,755,632.75
  5. Step 5: Solve for x
    x = 170,780,755,632.75/475,249.92
  6. Step 6: Final answer
    x = 359,349.36

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1.5x scale

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.