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Finding the Fourth Proportional to 495,503.80, 743,450.10 and 179,992.60

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Solution

The fourth proportional to 495,503.80, 743,450.10 and 179,992.60 is: 270,059.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,503.80 : 743,450.10 = 179,992.60 : x
  2. Step 2: Convert to fraction form
    495,503.80/743,450.10 = 179,992.60/x
  3. Step 3: Cross multiply
    495,503.80x = 743,450.10 × 179,992.60
  4. Step 4: Simplify right side
    495,503.80x = 133,815,516,469.26
  5. Step 5: Solve for x
    x = 133,815,516,469.26/495,503.80
  6. Step 6: Final answer
    x = 270,059.52

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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.