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Finding the Fourth Proportional to 882.17, 1,323.25 and 224.05

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Solution

The fourth proportional to 882.17, 1,323.25 and 224.05 is: 336.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    882.17 : 1,323.25 = 224.05 : x
  2. Step 2: Convert to fraction form
    882.17/1,323.25 = 224.05/x
  3. Step 3: Cross multiply
    882.17x = 1,323.25 × 224.05
  4. Step 4: Simplify right side
    882.17x = 296,474.16
  5. Step 5: Solve for x
    x = 296,474.16/882.17
  6. Step 6: Final answer
    x = 336.07

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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.