Home / 447,555.64-671,332.62-132,234.04

Finding the Fourth Proportional to 447,555.64, 671,332.62 and 132,234.04

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Solution

The fourth proportional to 447,555.64, 671,332.62 and 132,234.04 is: 198,350.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,555.64 : 671,332.62 = 132,234.04 : x
  2. Step 2: Convert to fraction form
    447,555.64/671,332.62 = 132,234.04/x
  3. Step 3: Cross multiply
    447,555.64x = 671,332.62 × 132,234.04
  4. Step 4: Simplify right side
    447,555.64x = 88,773,024,526.38
  5. Step 5: Solve for x
    x = 88,773,024,526.38/447,555.64
  6. Step 6: Final answer
    x = 198,350.81

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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.