Home / 361,175.79-541,265.46-272,331.66

Finding the Fourth Proportional to 361,175.79, 541,265.46 and 272,331.66

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Solution

The fourth proportional to 361,175.79, 541,265.46 and 272,331.66 is: 408,121.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,175.79 : 541,265.46 = 272,331.66 : x
  2. Step 2: Convert to fraction form
    361,175.79/541,265.46 = 272,331.66/x
  3. Step 3: Cross multiply
    361,175.79x = 541,265.46 × 272,331.66
  4. Step 4: Simplify right side
    361,175.79x = 147,403,721,222.46
  5. Step 5: Solve for x
    x = 147,403,721,222.46/361,175.79
  6. Step 6: Final answer
    x = 408,121.82

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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.