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Finding the Fourth Proportional to 500.88, 751.64 and 227.12

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Solution

The fourth proportional to 500.88, 751.64 and 227.12 is: 340.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    500.88 : 751.64 = 227.12 : x
  2. Step 2: Convert to fraction form
    500.88/751.64 = 227.12/x
  3. Step 3: Cross multiply
    500.88x = 751.64 × 227.12
  4. Step 4: Simplify right side
    500.88x = 170,712.48
  5. Step 5: Solve for x
    x = 170,712.48/500.88
  6. Step 6: Final answer
    x = 340.83

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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.