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Finding the Fourth Proportional to 366.69, 506.02 and 200.90

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Solution

The fourth proportional to 366.69, 506.02 and 200.90 is: 277.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    366.69 : 506.02 = 200.90 : x
  2. Step 2: Convert to fraction form
    366.69/506.02 = 200.90/x
  3. Step 3: Cross multiply
    366.69x = 506.02 × 200.90
  4. Step 4: Simplify right side
    366.69x = 101,659.42
  5. Step 5: Solve for x
    x = 101,659.42/366.69
  6. Step 6: Final answer
    x = 277.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.