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Finding the Fourth Proportional to 246.56, 367.28 and 231.62

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Solution

The fourth proportional to 246.56, 367.28 and 231.62 is: 345.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.56 : 367.28 = 231.62 : x
  2. Step 2: Convert to fraction form
    246.56/367.28 = 231.62/x
  3. Step 3: Cross multiply
    246.56x = 367.28 × 231.62
  4. Step 4: Simplify right side
    246.56x = 85,069.39
  5. Step 5: Solve for x
    x = 85,069.39/246.56
  6. Step 6: Final answer
    x = 345.03

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.