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Finding the Fourth Proportional to 669,053.56, 923,262.42 and 363,123.04

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Solution

The fourth proportional to 669,053.56, 923,262.42 and 363,123.04 is: 501,092.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,053.56 : 923,262.42 = 363,123.04 : x
  2. Step 2: Convert to fraction form
    669,053.56/923,262.42 = 363,123.04/x
  3. Step 3: Cross multiply
    669,053.56x = 923,262.42 × 363,123.04
  4. Step 4: Simplify right side
    669,053.56x = 335,257,856,668.16
  5. Step 5: Solve for x
    x = 335,257,856,668.16/669,053.56
  6. Step 6: Final answer
    x = 501,092.70

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1.5x scale

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.