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Finding the Fourth Proportional to 453,092.27, 679,668.39 and 133,272.74

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Solution

The fourth proportional to 453,092.27, 679,668.39 and 133,272.74 is: 199,917.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,092.27 : 679,668.39 = 133,272.74 : x
  2. Step 2: Convert to fraction form
    453,092.27/679,668.39 = 133,272.74/x
  3. Step 3: Cross multiply
    453,092.27x = 679,668.39 × 133,272.74
  4. Step 4: Simplify right side
    453,092.27x = 90,581,265,228.35
  5. Step 5: Solve for x
    x = 90,581,265,228.35/453,092.27
  6. Step 6: Final answer
    x = 199,917.92

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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.