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Finding the Fourth Proportional to 323.01, 484.65 and 160.70

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Solution

The fourth proportional to 323.01, 484.65 and 160.70 is: 241.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    323.01 : 484.65 = 160.70 : x
  2. Step 2: Convert to fraction form
    323.01/484.65 = 160.70/x
  3. Step 3: Cross multiply
    323.01x = 484.65 × 160.70
  4. Step 4: Simplify right side
    323.01x = 77,880.83
  5. Step 5: Solve for x
    x = 77,880.83/323.01
  6. Step 6: Final answer
    x = 241.11

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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.