Home / 777,179.92-1,165,927.02-327,901.88

Finding the Fourth Proportional to 777,179.92, 1,165,927.02 and 327,901.88

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Solution

The fourth proportional to 777,179.92, 1,165,927.02 and 327,901.88 is: 491,919.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,179.92 : 1,165,927.02 = 327,901.88 : x
  2. Step 2: Convert to fraction form
    777,179.92/1,165,927.02 = 327,901.88/x
  3. Step 3: Cross multiply
    777,179.92x = 1,165,927.02 × 327,901.88
  4. Step 4: Simplify right side
    777,179.92x = 382,309,661,800.80
  5. Step 5: Solve for x
    x = 382,309,661,800.80/777,179.92
  6. Step 6: Final answer
    x = 491,919.12

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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.