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Finding the Fourth Proportional to 243.33, 365.67 and 226.92

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Solution

The fourth proportional to 243.33, 365.67 and 226.92 is: 341.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    243.33 : 365.67 = 226.92 : x
  2. Step 2: Convert to fraction form
    243.33/365.67 = 226.92/x
  3. Step 3: Cross multiply
    243.33x = 365.67 × 226.92
  4. Step 4: Simplify right side
    243.33x = 82,977.84
  5. Step 5: Solve for x
    x = 82,977.84/243.33
  6. Step 6: Final answer
    x = 341.01

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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.