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Finding the Fourth Proportional to 484.01, 724.56 and 310.26

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Solution

The fourth proportional to 484.01, 724.56 and 310.26 is: 464.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    484.01 : 724.56 = 310.26 : x
  2. Step 2: Convert to fraction form
    484.01/724.56 = 310.26/x
  3. Step 3: Cross multiply
    484.01x = 724.56 × 310.26
  4. Step 4: Simplify right side
    484.01x = 224,801.99
  5. Step 5: Solve for x
    x = 224,801.99/484.01
  6. Step 6: Final answer
    x = 464.46

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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.