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Finding the Fourth Proportional to 246.78, 341.01 and 200.07

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Solution

The fourth proportional to 246.78, 341.01 and 200.07 is: 276.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.78 : 341.01 = 200.07 : x
  2. Step 2: Convert to fraction form
    246.78/341.01 = 200.07/x
  3. Step 3: Cross multiply
    246.78x = 341.01 × 200.07
  4. Step 4: Simplify right side
    246.78x = 68,225.87
  5. Step 5: Solve for x
    x = 68,225.87/246.78
  6. Step 6: Final answer
    x = 276.46

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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.