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Finding the Fourth Proportional to 303.27, 454.94 and 110.85

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Solution

The fourth proportional to 303.27, 454.94 and 110.85 is: 166.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    303.27 : 454.94 = 110.85 : x
  2. Step 2: Convert to fraction form
    303.27/454.94 = 110.85/x
  3. Step 3: Cross multiply
    303.27x = 454.94 × 110.85
  4. Step 4: Simplify right side
    303.27x = 50,429.54
  5. Step 5: Solve for x
    x = 50,429.54/303.27
  6. Step 6: Final answer
    x = 166.29

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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.