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Finding the Fourth Proportional to 481.83, 722.24 and 250.47

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Solution

The fourth proportional to 481.83, 722.24 and 250.47 is: 375.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    481.83 : 722.24 = 250.47 : x
  2. Step 2: Convert to fraction form
    481.83/722.24 = 250.47/x
  3. Step 3: Cross multiply
    481.83x = 722.24 × 250.47
  4. Step 4: Simplify right side
    481.83x = 180,898.20
  5. Step 5: Solve for x
    x = 180,898.20/481.83
  6. Step 6: Final answer
    x = 375.44

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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.