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Finding the Fourth Proportional to 323.02, 483.45 and 265.24

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Solution

The fourth proportional to 323.02, 483.45 and 265.24 is: 396.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    323.02 : 483.45 = 265.24 : x
  2. Step 2: Convert to fraction form
    323.02/483.45 = 265.24/x
  3. Step 3: Cross multiply
    323.02x = 483.45 × 265.24
  4. Step 4: Simplify right side
    323.02x = 128,230.28
  5. Step 5: Solve for x
    x = 128,230.28/323.02
  6. Step 6: Final answer
    x = 396.97

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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.