Home / 327,800.55-491,735.00-125,396.27

Finding the Fourth Proportional to 327,800.55, 491,735.00 and 125,396.27

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Solution

The fourth proportional to 327,800.55, 491,735.00 and 125,396.27 is: 188,107.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,800.55 : 491,735.00 = 125,396.27 : x
  2. Step 2: Convert to fraction form
    327,800.55/491,735.00 = 125,396.27/x
  3. Step 3: Cross multiply
    327,800.55x = 491,735.00 × 125,396.27
  4. Step 4: Simplify right side
    327,800.55x = 61,661,732,683.27
  5. Step 5: Solve for x
    x = 61,661,732,683.27/327,800.55
  6. Step 6: Final answer
    x = 188,107.47

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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.