Home / 1,168,940.80-1,753,428.48-327,439.36

Finding the Fourth Proportional to 1,168,940.80, 1,753,428.48 and 327,439.36

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Solution

The fourth proportional to 1,168,940.80, 1,753,428.48 and 327,439.36 is: 491,163.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,940.80 : 1,753,428.48 = 327,439.36 : x
  2. Step 2: Convert to fraction form
    1,168,940.80/1,753,428.48 = 327,439.36/x
  3. Step 3: Cross multiply
    1,168,940.80x = 1,753,428.48 × 327,439.36
  4. Step 4: Simplify right side
    1,168,940.80x = 574,141,499,296.97
  5. Step 5: Solve for x
    x = 574,141,499,296.97/1,168,940.80
  6. Step 6: Final answer
    x = 491,163.88

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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.