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Finding the Fourth Proportional to 246.84, 338.70 and 237.12

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Solution

The fourth proportional to 246.84, 338.70 and 237.12 is: 325.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.84 : 338.70 = 237.12 : x
  2. Step 2: Convert to fraction form
    246.84/338.70 = 237.12/x
  3. Step 3: Cross multiply
    246.84x = 338.70 × 237.12
  4. Step 4: Simplify right side
    246.84x = 80,312.54
  5. Step 5: Solve for x
    x = 80,312.54/246.84
  6. Step 6: Final answer
    x = 325.36

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.