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Finding the Fourth Proportional to 488,674.73, 733,818.25 and 329,771.57

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Solution

The fourth proportional to 488,674.73, 733,818.25 and 329,771.57 is: 495,201.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,674.73 : 733,818.25 = 329,771.57 : x
  2. Step 2: Convert to fraction form
    488,674.73/733,818.25 = 329,771.57/x
  3. Step 3: Cross multiply
    488,674.73x = 733,818.25 × 329,771.57
  4. Step 4: Simplify right side
    488,674.73x = 241,992,393,140.28
  5. Step 5: Solve for x
    x = 241,992,393,140.28/488,674.73
  6. Step 6: Final answer
    x = 495,201.36

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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.