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Finding the Fourth Proportional to 993.24, 1,370.67 and 600.27

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Solution

The fourth proportional to 993.24, 1,370.67 and 600.27 is: 828.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    993.24 : 1,370.67 = 600.27 : x
  2. Step 2: Convert to fraction form
    993.24/1,370.67 = 600.27/x
  3. Step 3: Cross multiply
    993.24x = 1,370.67 × 600.27
  4. Step 4: Simplify right side
    993.24x = 822,764.69
  5. Step 5: Solve for x
    x = 822,764.69/993.24
  6. Step 6: Final answer
    x = 828.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.