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Finding the Fourth Proportional to 246.80, 332.10 and 246.80

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Solution

The fourth proportional to 246.80, 332.10 and 246.80 is: 332.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.80 : 332.10 = 246.80 : x
  2. Step 2: Convert to fraction form
    246.80/332.10 = 246.80/x
  3. Step 3: Cross multiply
    246.80x = 332.10 × 246.80
  4. Step 4: Simplify right side
    246.80x = 81,962.28
  5. Step 5: Solve for x
    x = 81,962.28/246.80
  6. Step 6: Final answer
    x = 332.10

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.