Home / 447,626.28-671,439.42-181,337.16

Finding the Fourth Proportional to 447,626.28, 671,439.42 and 181,337.16

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Solution

The fourth proportional to 447,626.28, 671,439.42 and 181,337.16 is: 272,005.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,626.28 : 671,439.42 = 181,337.16 : x
  2. Step 2: Convert to fraction form
    447,626.28/671,439.42 = 181,337.16/x
  3. Step 3: Cross multiply
    447,626.28x = 671,439.42 × 181,337.16
  4. Step 4: Simplify right side
    447,626.28x = 121,756,917,534.85
  5. Step 5: Solve for x
    x = 121,756,917,534.85/447,626.28
  6. Step 6: Final answer
    x = 272,005.74

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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.