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Finding the Fourth Proportional to 326.05, 449.95 and 184.25

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Solution

The fourth proportional to 326.05, 449.95 and 184.25 is: 254.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    326.05 : 449.95 = 184.25 : x
  2. Step 2: Convert to fraction form
    326.05/449.95 = 184.25/x
  3. Step 3: Cross multiply
    326.05x = 449.95 × 184.25
  4. Step 4: Simplify right side
    326.05x = 82,903.29
  5. Step 5: Solve for x
    x = 82,903.29/326.05
  6. Step 6: Final answer
    x = 254.27

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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.