Home / 476,158.52-656,996.10-274,837.88

Finding the Fourth Proportional to 476,158.52, 656,996.10 and 274,837.88

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Solution

The fourth proportional to 476,158.52, 656,996.10 and 274,837.88 is: 379,217.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,158.52 : 656,996.10 = 274,837.88 : x
  2. Step 2: Convert to fraction form
    476,158.52/656,996.10 = 274,837.88/x
  3. Step 3: Cross multiply
    476,158.52x = 656,996.10 × 274,837.88
  4. Step 4: Simplify right side
    476,158.52x = 180,567,415,292.27
  5. Step 5: Solve for x
    x = 180,567,415,292.27/476,158.52
  6. Step 6: Final answer
    x = 379,217.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.