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Finding the Fourth Proportional to 591.23, 886.56 and 344.52

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Solution

The fourth proportional to 591.23, 886.56 and 344.52 is: 516.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    591.23 : 886.56 = 344.52 : x
  2. Step 2: Convert to fraction form
    591.23/886.56 = 344.52/x
  3. Step 3: Cross multiply
    591.23x = 886.56 × 344.52
  4. Step 4: Simplify right side
    591.23x = 305,436.36
  5. Step 5: Solve for x
    x = 305,436.36/591.23
  6. Step 6: Final answer
    x = 516.61

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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.