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Finding the Fourth Proportional to 246.69, 340.73 and 200.11

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Solution

The fourth proportional to 246.69, 340.73 and 200.11 is: 276.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.69 : 340.73 = 200.11 : x
  2. Step 2: Convert to fraction form
    246.69/340.73 = 200.11/x
  3. Step 3: Cross multiply
    246.69x = 340.73 × 200.11
  4. Step 4: Simplify right side
    246.69x = 68,183.48
  5. Step 5: Solve for x
    x = 68,183.48/246.69
  6. Step 6: Final answer
    x = 276.39

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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.