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Finding the Fourth Proportional to 468.73, 703.64 and 252.73

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Solution

The fourth proportional to 468.73, 703.64 and 252.73 is: 379.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    468.73 : 703.64 = 252.73 : x
  2. Step 2: Convert to fraction form
    468.73/703.64 = 252.73/x
  3. Step 3: Cross multiply
    468.73x = 703.64 × 252.73
  4. Step 4: Simplify right side
    468.73x = 177,830.94
  5. Step 5: Solve for x
    x = 177,830.94/468.73
  6. Step 6: Final answer
    x = 379.39

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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.