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Finding the Fourth Proportional to 882.87, 1,324.16 and 233.67

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Solution

The fourth proportional to 882.87, 1,324.16 and 233.67 is: 350.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    882.87 : 1,324.16 = 233.67 : x
  2. Step 2: Convert to fraction form
    882.87/1,324.16 = 233.67/x
  3. Step 3: Cross multiply
    882.87x = 1,324.16 × 233.67
  4. Step 4: Simplify right side
    882.87x = 309,415.30
  5. Step 5: Solve for x
    x = 309,415.30/882.87
  6. Step 6: Final answer
    x = 350.47

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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.