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Finding the Fourth Proportional to 359,344.44, 495,876.96 and 206,276.31

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Solution

The fourth proportional to 359,344.44, 495,876.96 and 206,276.31 is: 284,650.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,344.44 : 495,876.96 = 206,276.31 : x
  2. Step 2: Convert to fraction form
    359,344.44/495,876.96 = 206,276.31/x
  3. Step 3: Cross multiply
    359,344.44x = 495,876.96 × 206,276.31
  4. Step 4: Simplify right side
    359,344.44x = 102,287,669,522.82
  5. Step 5: Solve for x
    x = 102,287,669,522.82/359,344.44
  6. Step 6: Final answer
    x = 284,650.76

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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.