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Finding the Fourth Proportional to 875.03, 1,311.17 and 737.44

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Solution

The fourth proportional to 875.03, 1,311.17 and 737.44 is: 1,105.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    875.03 : 1,311.17 = 737.44 : x
  2. Step 2: Convert to fraction form
    875.03/1,311.17 = 737.44/x
  3. Step 3: Cross multiply
    875.03x = 1,311.17 × 737.44
  4. Step 4: Simplify right side
    875.03x = 966,902.24
  5. Step 5: Solve for x
    x = 966,902.24/875.03
  6. Step 6: Final answer
    x = 1,105.00

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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.