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Finding the Fourth Proportional to 326.89, 451.50 and 244.36

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Solution

The fourth proportional to 326.89, 451.50 and 244.36 is: 337.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    326.89 : 451.50 = 244.36 : x
  2. Step 2: Convert to fraction form
    326.89/451.50 = 244.36/x
  3. Step 3: Cross multiply
    326.89x = 451.50 × 244.36
  4. Step 4: Simplify right side
    326.89x = 110,329.27
  5. Step 5: Solve for x
    x = 110,329.27/326.89
  6. Step 6: Final answer
    x = 337.51

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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.