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Finding the Fourth Proportional to 483.23, 723.50 and 251.62

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Solution

The fourth proportional to 483.23, 723.50 and 251.62 is: 376.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    483.23 : 723.50 = 251.62 : x
  2. Step 2: Convert to fraction form
    483.23/723.50 = 251.62/x
  3. Step 3: Cross multiply
    483.23x = 723.50 × 251.62
  4. Step 4: Simplify right side
    483.23x = 182,042.19
  5. Step 5: Solve for x
    x = 182,042.19/483.23
  6. Step 6: Final answer
    x = 376.72

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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.