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Finding the Fourth Proportional to 693.96, 1,042.55 and 600

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Solution

The fourth proportional to 693.96, 1,042.55 and 600 is: 901.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    693.96 : 1,042.55 = 600 : x
  2. Step 2: Convert to fraction form
    693.96/1,042.55 = 600/x
  3. Step 3: Cross multiply
    693.96x = 1,042.55 × 600
  4. Step 4: Simplify right side
    693.96x = 625,530
  5. Step 5: Solve for x
    x = 625,530/693.96
  6. Step 6: Final answer
    x = 901.39

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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.