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Finding the Fourth Proportional to 794.84, 1,192.36 and 247.04

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Solution

The fourth proportional to 794.84, 1,192.36 and 247.04 is: 370.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    794.84 : 1,192.36 = 247.04 : x
  2. Step 2: Convert to fraction form
    794.84/1,192.36 = 247.04/x
  3. Step 3: Cross multiply
    794.84x = 1,192.36 × 247.04
  4. Step 4: Simplify right side
    794.84x = 294,560.61
  5. Step 5: Solve for x
    x = 294,560.61/794.84
  6. Step 6: Final answer
    x = 370.59

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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.