Home / 447,497.13-671,172.27-123,209.58

Finding the Fourth Proportional to 447,497.13, 671,172.27 and 123,209.58

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Solution

The fourth proportional to 447,497.13, 671,172.27 and 123,209.58 is: 184,794.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,497.13 : 671,172.27 = 123,209.58 : x
  2. Step 2: Convert to fraction form
    447,497.13/671,172.27 = 123,209.58/x
  3. Step 3: Cross multiply
    447,497.13x = 671,172.27 × 123,209.58
  4. Step 4: Simplify right side
    447,497.13x = 82,694,850,138.49
  5. Step 5: Solve for x
    x = 82,694,850,138.49/447,497.13
  6. Step 6: Final answer
    x = 184,794.15

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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.