Home / 327,439.73-491,175.99-117,077.69

Finding the Fourth Proportional to 327,439.73, 491,175.99 and 117,077.69

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Solution

The fourth proportional to 327,439.73, 491,175.99 and 117,077.69 is: 175,622.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,439.73 : 491,175.99 = 117,077.69 : x
  2. Step 2: Convert to fraction form
    327,439.73/491,175.99 = 117,077.69/x
  3. Step 3: Cross multiply
    327,439.73x = 491,175.99 × 117,077.69
  4. Step 4: Simplify right side
    327,439.73x = 57,505,747,836.78
  5. Step 5: Solve for x
    x = 57,505,747,836.78/327,439.73
  6. Step 6: Final answer
    x = 175,622.39

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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.