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Finding the Fourth Proportional to 2,333.50, 3,500.28 and 794.50

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Solution

The fourth proportional to 2,333.50, 3,500.28 and 794.50 is: 1,191.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,333.50 : 3,500.28 = 794.50 : x
  2. Step 2: Convert to fraction form
    2,333.50/3,500.28 = 794.50/x
  3. Step 3: Cross multiply
    2,333.50x = 3,500.28 × 794.50
  4. Step 4: Simplify right side
    2,333.50x = 2,780,972.46
  5. Step 5: Solve for x
    x = 2,780,972.46/2,333.50
  6. Step 6: Final answer
    x = 1,191.76

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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.