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Finding the Fourth Proportional to 323.01, 484.81 and 235.22

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Solution

The fourth proportional to 323.01, 484.81 and 235.22 is: 353.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    323.01 : 484.81 = 235.22 : x
  2. Step 2: Convert to fraction form
    323.01/484.81 = 235.22/x
  3. Step 3: Cross multiply
    323.01x = 484.81 × 235.22
  4. Step 4: Simplify right side
    323.01x = 114,037.01
  5. Step 5: Solve for x
    x = 114,037.01/323.01
  6. Step 6: Final answer
    x = 353.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.