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Finding the Fourth Proportional to 382,049.04, 573,177.24 and 115,818.24

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Solution

The fourth proportional to 382,049.04, 573,177.24 and 115,818.24 is: 173,758.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,049.04 : 573,177.24 = 115,818.24 : x
  2. Step 2: Convert to fraction form
    382,049.04/573,177.24 = 115,818.24/x
  3. Step 3: Cross multiply
    382,049.04x = 573,177.24 × 115,818.24
  4. Step 4: Simplify right side
    382,049.04x = 66,384,379,144.86
  5. Step 5: Solve for x
    x = 66,384,379,144.86/382,049.04
  6. Step 6: Final answer
    x = 173,758.79

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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.