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Finding the Fourth Proportional to 796.32, 1,194.51 and 248.45

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Solution

The fourth proportional to 796.32, 1,194.51 and 248.45 is: 372.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    796.32 : 1,194.51 = 248.45 : x
  2. Step 2: Convert to fraction form
    796.32/1,194.51 = 248.45/x
  3. Step 3: Cross multiply
    796.32x = 1,194.51 × 248.45
  4. Step 4: Simplify right side
    796.32x = 296,770.04
  5. Step 5: Solve for x
    x = 296,770.04/796.32
  6. Step 6: Final answer
    x = 372.68

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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.