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Finding the Fourth Proportional to 574,634.03, 792,614.97 and 359,400.42

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Solution

The fourth proportional to 574,634.03, 792,614.97 and 359,400.42 is: 495,734.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,634.03 : 792,614.97 = 359,400.42 : x
  2. Step 2: Convert to fraction form
    574,634.03/792,614.97 = 359,400.42/x
  3. Step 3: Cross multiply
    574,634.03x = 792,614.97 × 359,400.42
  4. Step 4: Simplify right side
    574,634.03x = 284,866,153,116.29
  5. Step 5: Solve for x
    x = 284,866,153,116.29/574,634.03
  6. Step 6: Final answer
    x = 495,734.92

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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.