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Finding the Fourth Proportional to 323.12, 482.01 and 301.03

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Solution

The fourth proportional to 323.12, 482.01 and 301.03 is: 449.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    323.12 : 482.01 = 301.03 : x
  2. Step 2: Convert to fraction form
    323.12/482.01 = 301.03/x
  3. Step 3: Cross multiply
    323.12x = 482.01 × 301.03
  4. Step 4: Simplify right side
    323.12x = 145,099.47
  5. Step 5: Solve for x
    x = 145,099.47/323.12
  6. Step 6: Final answer
    x = 449.06

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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.