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Finding the Fourth Proportional to 324.48, 447.83 and 184.62

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Solution

The fourth proportional to 324.48, 447.83 and 184.62 is: 254.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    324.48 : 447.83 = 184.62 : x
  2. Step 2: Convert to fraction form
    324.48/447.83 = 184.62/x
  3. Step 3: Cross multiply
    324.48x = 447.83 × 184.62
  4. Step 4: Simplify right side
    324.48x = 82,677.45
  5. Step 5: Solve for x
    x = 82,677.45/324.48
  6. Step 6: Final answer
    x = 254.80

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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.