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Finding the Fourth Proportional to 746.56, 1,119.84 and 737.56

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Solution

The fourth proportional to 746.56, 1,119.84 and 737.56 is: 1,106.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    746.56 : 1,119.84 = 737.56 : x
  2. Step 2: Convert to fraction form
    746.56/1,119.84 = 737.56/x
  3. Step 3: Cross multiply
    746.56x = 1,119.84 × 737.56
  4. Step 4: Simplify right side
    746.56x = 825,949.19
  5. Step 5: Solve for x
    x = 825,949.19/746.56
  6. Step 6: Final answer
    x = 1,106.34

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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.