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Finding the Fourth Proportional to 531,996.60, 798,578.10 and 332,542.20

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Solution

The fourth proportional to 531,996.60, 798,578.10 and 332,542.20 is: 499,177.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,996.60 : 798,578.10 = 332,542.20 : x
  2. Step 2: Convert to fraction form
    531,996.60/798,578.10 = 332,542.20/x
  3. Step 3: Cross multiply
    531,996.60x = 798,578.10 × 332,542.20
  4. Step 4: Simplify right side
    531,996.60x = 265,560,918,245.82
  5. Step 5: Solve for x
    x = 265,560,918,245.82/531,996.60
  6. Step 6: Final answer
    x = 499,177.85

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1.5x scale

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.