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Finding the Fourth Proportional to 584.22, 876.68 and 219.27

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Solution

The fourth proportional to 584.22, 876.68 and 219.27 is: 329.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    584.22 : 876.68 = 219.27 : x
  2. Step 2: Convert to fraction form
    584.22/876.68 = 219.27/x
  3. Step 3: Cross multiply
    584.22x = 876.68 × 219.27
  4. Step 4: Simplify right side
    584.22x = 192,228.53
  5. Step 5: Solve for x
    x = 192,228.53/584.22
  6. Step 6: Final answer
    x = 329.03

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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.