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Finding the Fourth Proportional to 373.92, 516.06 and 234.08

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Solution

The fourth proportional to 373.92, 516.06 and 234.08 is: 323.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.92 : 516.06 = 234.08 : x
  2. Step 2: Convert to fraction form
    373.92/516.06 = 234.08/x
  3. Step 3: Cross multiply
    373.92x = 516.06 × 234.08
  4. Step 4: Simplify right side
    373.92x = 120,799.32
  5. Step 5: Solve for x
    x = 120,799.32/373.92
  6. Step 6: Final answer
    x = 323.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.