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Finding the Fourth Proportional to 226.50, 339 and 200.94

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Solution

The fourth proportional to 226.50, 339 and 200.94 is: 300.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    226.50 : 339 = 200.94 : x
  2. Step 2: Convert to fraction form
    226.50/339 = 200.94/x
  3. Step 3: Cross multiply
    226.50x = 339 × 200.94
  4. Step 4: Simplify right side
    226.50x = 68,118.66
  5. Step 5: Solve for x
    x = 68,118.66/226.50
  6. Step 6: Final answer
    x = 300.74

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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.