Home / 807,327.20-1,209,241.20-667,359.20

Finding the Fourth Proportional to 807,327.20, 1,209,241.20 and 667,359.20

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Solution

The fourth proportional to 807,327.20, 1,209,241.20 and 667,359.20 is: 999,592.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,327.20 : 1,209,241.20 = 667,359.20 : x
  2. Step 2: Convert to fraction form
    807,327.20/1,209,241.20 = 667,359.20/x
  3. Step 3: Cross multiply
    807,327.20x = 1,209,241.20 × 667,359.20
  4. Step 4: Simplify right side
    807,327.20x = 806,998,239,839.04
  5. Step 5: Solve for x
    x = 806,998,239,839.04/807,327.20
  6. Step 6: Final answer
    x = 999,592.53

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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.