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Finding the Fourth Proportional to 882.72, 1,324.15 and 233.44

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Solution

The fourth proportional to 882.72, 1,324.15 and 233.44 is: 350.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    882.72 : 1,324.15 = 233.44 : x
  2. Step 2: Convert to fraction form
    882.72/1,324.15 = 233.44/x
  3. Step 3: Cross multiply
    882.72x = 1,324.15 × 233.44
  4. Step 4: Simplify right side
    882.72x = 309,105.68
  5. Step 5: Solve for x
    x = 309,105.68/882.72
  6. Step 6: Final answer
    x = 350.17

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1.5x scale

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.