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Finding the Fourth Proportional to 795.73, 1,193.75 and 247.79

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Solution

The fourth proportional to 795.73, 1,193.75 and 247.79 is: 371.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    795.73 : 1,193.75 = 247.79 : x
  2. Step 2: Convert to fraction form
    795.73/1,193.75 = 247.79/x
  3. Step 3: Cross multiply
    795.73x = 1,193.75 × 247.79
  4. Step 4: Simplify right side
    795.73x = 295,799.31
  5. Step 5: Solve for x
    x = 295,799.31/795.73
  6. Step 6: Final answer
    x = 371.73

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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.