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Finding the Fourth Proportional to 334.68, 498.96 and 326.27

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Solution

The fourth proportional to 334.68, 498.96 and 326.27 is: 486.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    334.68 : 498.96 = 326.27 : x
  2. Step 2: Convert to fraction form
    334.68/498.96 = 326.27/x
  3. Step 3: Cross multiply
    334.68x = 498.96 × 326.27
  4. Step 4: Simplify right side
    334.68x = 162,793.18
  5. Step 5: Solve for x
    x = 162,793.18/334.68
  6. Step 6: Final answer
    x = 486.41

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.