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Finding the Fourth Proportional to 500.92, 751.37 and 226.69

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Solution

The fourth proportional to 500.92, 751.37 and 226.69 is: 340.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    500.92 : 751.37 = 226.69 : x
  2. Step 2: Convert to fraction form
    500.92/751.37 = 226.69/x
  3. Step 3: Cross multiply
    500.92x = 751.37 × 226.69
  4. Step 4: Simplify right side
    500.92x = 170,325.05
  5. Step 5: Solve for x
    x = 170,325.05/500.92
  6. Step 6: Final answer
    x = 340.03

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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.