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Finding the Fourth Proportional to 737.98, 1,104.96 and 694.84

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Solution

The fourth proportional to 737.98, 1,104.96 and 694.84 is: 1,040.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    737.98 : 1,104.96 = 694.84 : x
  2. Step 2: Convert to fraction form
    737.98/1,104.96 = 694.84/x
  3. Step 3: Cross multiply
    737.98x = 1,104.96 × 694.84
  4. Step 4: Simplify right side
    737.98x = 767,770.41
  5. Step 5: Solve for x
    x = 767,770.41/737.98
  6. Step 6: Final answer
    x = 1,040.37

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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.