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Finding the Fourth Proportional to 344.48, 516.30 and 182.06

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Solution

The fourth proportional to 344.48, 516.30 and 182.06 is: 272.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    344.48 : 516.30 = 182.06 : x
  2. Step 2: Convert to fraction form
    344.48/516.30 = 182.06/x
  3. Step 3: Cross multiply
    344.48x = 516.30 × 182.06
  4. Step 4: Simplify right side
    344.48x = 93,997.58
  5. Step 5: Solve for x
    x = 93,997.58/344.48
  6. Step 6: Final answer
    x = 272.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.