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Finding the Fourth Proportional to 323.99, 447.03 and 184.08

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Solution

The fourth proportional to 323.99, 447.03 and 184.08 is: 253.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    323.99 : 447.03 = 184.08 : x
  2. Step 2: Convert to fraction form
    323.99/447.03 = 184.08/x
  3. Step 3: Cross multiply
    323.99x = 447.03 × 184.08
  4. Step 4: Simplify right side
    323.99x = 82,289.97
  5. Step 5: Solve for x
    x = 82,289.97/323.99
  6. Step 6: Final answer
    x = 253.99

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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.