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Finding the Fourth Proportional to 366.84, 550.44 and 161.46

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Solution

The fourth proportional to 366.84, 550.44 and 161.46 is: 242.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    366.84 : 550.44 = 161.46 : x
  2. Step 2: Convert to fraction form
    366.84/550.44 = 161.46/x
  3. Step 3: Cross multiply
    366.84x = 550.44 × 161.46
  4. Step 4: Simplify right side
    366.84x = 88,874.04
  5. Step 5: Solve for x
    x = 88,874.04/366.84
  6. Step 6: Final answer
    x = 242.27

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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.