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Finding the Fourth Proportional to 365,633.78, 504,600.17 and 204,503.72

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Solution

The fourth proportional to 365,633.78, 504,600.17 and 204,503.72 is: 282,229.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,633.78 : 504,600.17 = 204,503.72 : x
  2. Step 2: Convert to fraction form
    365,633.78/504,600.17 = 204,503.72/x
  3. Step 3: Cross multiply
    365,633.78x = 504,600.17 × 204,503.72
  4. Step 4: Simplify right side
    365,633.78x = 103,192,608,332.11
  5. Step 5: Solve for x
    x = 103,192,608,332.11/365,633.78
  6. Step 6: Final answer
    x = 282,229.42

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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.