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Finding the Fourth Proportional to 366.63, 505.92 and 200.83

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Solution

The fourth proportional to 366.63, 505.92 and 200.83 is: 277.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    366.63 : 505.92 = 200.83 : x
  2. Step 2: Convert to fraction form
    366.63/505.92 = 200.83/x
  3. Step 3: Cross multiply
    366.63x = 505.92 × 200.83
  4. Step 4: Simplify right side
    366.63x = 101,603.91
  5. Step 5: Solve for x
    x = 101,603.91/366.63
  6. Step 6: Final answer
    x = 277.13

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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.