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Finding the Fourth Proportional to 481.04, 720.48 and 352.52

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Solution

The fourth proportional to 481.04, 720.48 and 352.52 is: 527.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    481.04 : 720.48 = 352.52 : x
  2. Step 2: Convert to fraction form
    481.04/720.48 = 352.52/x
  3. Step 3: Cross multiply
    481.04x = 720.48 × 352.52
  4. Step 4: Simplify right side
    481.04x = 253,983.61
  5. Step 5: Solve for x
    x = 253,983.61/481.04
  6. Step 6: Final answer
    x = 527.99

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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.