Home / 447,505.91-671,258.05-132,184.25

Finding the Fourth Proportional to 447,505.91, 671,258.05 and 132,184.25

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Solution

The fourth proportional to 447,505.91, 671,258.05 and 132,184.25 is: 198,276.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,505.91 : 671,258.05 = 132,184.25 : x
  2. Step 2: Convert to fraction form
    447,505.91/671,258.05 = 132,184.25/x
  3. Step 3: Cross multiply
    447,505.91x = 671,258.05 × 132,184.25
  4. Step 4: Simplify right side
    447,505.91x = 88,729,738,208.96
  5. Step 5: Solve for x
    x = 88,729,738,208.96/447,505.91
  6. Step 6: Final answer
    x = 198,276.13

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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.