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Finding the Fourth Proportional to 590,123.88, 885,393.18 and 253,150.92

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Solution

The fourth proportional to 590,123.88, 885,393.18 and 253,150.92 is: 379,815.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,123.88 : 885,393.18 = 253,150.92 : x
  2. Step 2: Convert to fraction form
    590,123.88/885,393.18 = 253,150.92/x
  3. Step 3: Cross multiply
    590,123.88x = 885,393.18 × 253,150.92
  4. Step 4: Simplify right side
    590,123.88x = 224,138,098,078.73
  5. Step 5: Solve for x
    x = 224,138,098,078.73/590,123.88
  6. Step 6: Final answer
    x = 379,815.33

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Double scale
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Similar ratio
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1.5x scale

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.