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Finding the Fourth Proportional to 246.68, 337.46 and 245.64

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Solution

The fourth proportional to 246.68, 337.46 and 245.64 is: 336.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.68 : 337.46 = 245.64 : x
  2. Step 2: Convert to fraction form
    246.68/337.46 = 245.64/x
  3. Step 3: Cross multiply
    246.68x = 337.46 × 245.64
  4. Step 4: Simplify right side
    246.68x = 82,893.67
  5. Step 5: Solve for x
    x = 82,893.67/246.68
  6. Step 6: Final answer
    x = 336.04

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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.