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Finding the Fourth Proportional to 366.53, 550.42 and 201.92

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Solution

The fourth proportional to 366.53, 550.42 and 201.92 is: 303.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    366.53 : 550.42 = 201.92 : x
  2. Step 2: Convert to fraction form
    366.53/550.42 = 201.92/x
  3. Step 3: Cross multiply
    366.53x = 550.42 × 201.92
  4. Step 4: Simplify right side
    366.53x = 111,137.55
  5. Step 5: Solve for x
    x = 111,137.55/366.53
  6. Step 6: Final answer
    x = 303.22

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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.