Home / 331,635.31-497,425.18-118,560.69

Finding the Fourth Proportional to 331,635.31, 497,425.18 and 118,560.69

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Solution

The fourth proportional to 331,635.31, 497,425.18 and 118,560.69 is: 177,831.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,635.31 : 497,425.18 = 118,560.69 : x
  2. Step 2: Convert to fraction form
    331,635.31/497,425.18 = 118,560.69/x
  3. Step 3: Cross multiply
    331,635.31x = 497,425.18 × 118,560.69
  4. Step 4: Simplify right side
    331,635.31x = 58,975,070,757.61
  5. Step 5: Solve for x
    x = 58,975,070,757.61/331,635.31
  6. Step 6: Final answer
    x = 177,831.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.