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Finding the Fourth Proportional to 323.19, 484.18 and 250.29

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Solution

The fourth proportional to 323.19, 484.18 and 250.29 is: 374.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    323.19 : 484.18 = 250.29 : x
  2. Step 2: Convert to fraction form
    323.19/484.18 = 250.29/x
  3. Step 3: Cross multiply
    323.19x = 484.18 × 250.29
  4. Step 4: Simplify right side
    323.19x = 121,184.79
  5. Step 5: Solve for x
    x = 121,184.79/323.19
  6. Step 6: Final answer
    x = 374.96

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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.