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Finding the Fourth Proportional to 366.76, 550.16 and 150.19

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Solution

The fourth proportional to 366.76, 550.16 and 150.19 is: 225.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    366.76 : 550.16 = 150.19 : x
  2. Step 2: Convert to fraction form
    366.76/550.16 = 150.19/x
  3. Step 3: Cross multiply
    366.76x = 550.16 × 150.19
  4. Step 4: Simplify right side
    366.76x = 82,626.97
  5. Step 5: Solve for x
    x = 82,626.97/366.76
  6. Step 6: Final answer
    x = 225.29

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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.