Home / 773,593.22-1,160,445.72-323,861.78

Finding the Fourth Proportional to 773,593.22, 1,160,445.72 and 323,861.78

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Solution

The fourth proportional to 773,593.22, 1,160,445.72 and 323,861.78 is: 485,816.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,593.22 : 1,160,445.72 = 323,861.78 : x
  2. Step 2: Convert to fraction form
    773,593.22/1,160,445.72 = 323,861.78/x
  3. Step 3: Cross multiply
    773,593.22x = 1,160,445.72 × 323,861.78
  4. Step 4: Simplify right side
    773,593.22x = 375,824,016,472.58
  5. Step 5: Solve for x
    x = 375,824,016,472.58/773,593.22
  6. Step 6: Final answer
    x = 485,816.07

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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.