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Finding the Fourth Proportional to 382,177.44, 573,496.56 and 133,034.40

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Solution

The fourth proportional to 382,177.44, 573,496.56 and 133,034.40 is: 199,631.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,177.44 : 573,496.56 = 133,034.40 : x
  2. Step 2: Convert to fraction form
    382,177.44/573,496.56 = 133,034.40/x
  3. Step 3: Cross multiply
    382,177.44x = 573,496.56 × 133,034.40
  4. Step 4: Simplify right side
    382,177.44x = 76,294,770,761.66
  5. Step 5: Solve for x
    x = 76,294,770,761.66/382,177.44
  6. Step 6: Final answer
    x = 199,631.80

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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.