Home / 447,901.20-671,851.80-132,353.55

Finding the Fourth Proportional to 447,901.20, 671,851.80 and 132,353.55

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Solution

The fourth proportional to 447,901.20, 671,851.80 and 132,353.55 is: 198,530.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,901.20 : 671,851.80 = 132,353.55 : x
  2. Step 2: Convert to fraction form
    447,901.20/671,851.80 = 132,353.55/x
  3. Step 3: Cross multiply
    447,901.20x = 671,851.80 × 132,353.55
  4. Step 4: Simplify right side
    447,901.20x = 88,921,970,803.89
  5. Step 5: Solve for x
    x = 88,921,970,803.89/447,901.20
  6. Step 6: Final answer
    x = 198,530.33

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Similar ratio
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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.