Home / 447,836.68-671,731.98-167,331.88

Finding the Fourth Proportional to 447,836.68, 671,731.98 and 167,331.88

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Solution

The fourth proportional to 447,836.68, 671,731.98 and 167,331.88 is: 250,989.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,836.68 : 671,731.98 = 167,331.88 : x
  2. Step 2: Convert to fraction form
    447,836.68/671,731.98 = 167,331.88/x
  3. Step 3: Cross multiply
    447,836.68x = 671,731.98 × 167,331.88
  4. Step 4: Simplify right side
    447,836.68x = 112,402,175,069.52
  5. Step 5: Solve for x
    x = 112,402,175,069.52/447,836.68
  6. Step 6: Final answer
    x = 250,989.21

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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.