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Finding the Fourth Proportional to 584.38, 876.56 and 151.54

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Solution

The fourth proportional to 584.38, 876.56 and 151.54 is: 227.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    584.38 : 876.56 = 151.54 : x
  2. Step 2: Convert to fraction form
    584.38/876.56 = 151.54/x
  3. Step 3: Cross multiply
    584.38x = 876.56 × 151.54
  4. Step 4: Simplify right side
    584.38x = 132,833.90
  5. Step 5: Solve for x
    x = 132,833.90/584.38
  6. Step 6: Final answer
    x = 227.31

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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.