Home / 352,924.31-487,035.17-191,778.97

Finding the Fourth Proportional to 352,924.31, 487,035.17 and 191,778.97

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Solution

The fourth proportional to 352,924.31, 487,035.17 and 191,778.97 is: 264,654.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,924.31 : 487,035.17 = 191,778.97 : x
  2. Step 2: Convert to fraction form
    352,924.31/487,035.17 = 191,778.97/x
  3. Step 3: Cross multiply
    352,924.31x = 487,035.17 × 191,778.97
  4. Step 4: Simplify right side
    352,924.31x = 93,403,104,704.20
  5. Step 5: Solve for x
    x = 93,403,104,704.20/352,924.31
  6. Step 6: Final answer
    x = 264,654.78

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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.