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Finding the Fourth Proportional to 794.50, 1,096.44 and 484

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Solution

The fourth proportional to 794.50, 1,096.44 and 484 is: 667.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    794.50 : 1,096.44 = 484 : x
  2. Step 2: Convert to fraction form
    794.50/1,096.44 = 484/x
  3. Step 3: Cross multiply
    794.50x = 1,096.44 × 484
  4. Step 4: Simplify right side
    794.50x = 530,676.96
  5. Step 5: Solve for x
    x = 530,676.96/794.50
  6. Step 6: Final answer
    x = 667.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.