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Finding the Fourth Proportional to 324.06, 447.18 and 184.17

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Solution

The fourth proportional to 324.06, 447.18 and 184.17 is: 254.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    324.06 : 447.18 = 184.17 : x
  2. Step 2: Convert to fraction form
    324.06/447.18 = 184.17/x
  3. Step 3: Cross multiply
    324.06x = 447.18 × 184.17
  4. Step 4: Simplify right side
    324.06x = 82,356.65
  5. Step 5: Solve for x
    x = 82,356.65/324.06
  6. Step 6: Final answer
    x = 254.14

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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.