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Finding the Fourth Proportional to 835.18, 1,252.24 and 732.67

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Solution

The fourth proportional to 835.18, 1,252.24 and 732.67 is: 1,098.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    835.18 : 1,252.24 = 732.67 : x
  2. Step 2: Convert to fraction form
    835.18/1,252.24 = 732.67/x
  3. Step 3: Cross multiply
    835.18x = 1,252.24 × 732.67
  4. Step 4: Simplify right side
    835.18x = 917,478.68
  5. Step 5: Solve for x
    x = 917,478.68/835.18
  6. Step 6: Final answer
    x = 1,098.54

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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.