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Finding the Fourth Proportional to 246.84, 372.18 and 226.68

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Solution

The fourth proportional to 246.84, 372.18 and 226.68 is: 341.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.84 : 372.18 = 226.68 : x
  2. Step 2: Convert to fraction form
    246.84/372.18 = 226.68/x
  3. Step 3: Cross multiply
    246.84x = 372.18 × 226.68
  4. Step 4: Simplify right side
    246.84x = 84,365.76
  5. Step 5: Solve for x
    x = 84,365.76/246.84
  6. Step 6: Final answer
    x = 341.78

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.