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Finding the Fourth Proportional to 882.67, 1,324.19 and 334.84

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Solution

The fourth proportional to 882.67, 1,324.19 and 334.84 is: 502.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    882.67 : 1,324.19 = 334.84 : x
  2. Step 2: Convert to fraction form
    882.67/1,324.19 = 334.84/x
  3. Step 3: Cross multiply
    882.67x = 1,324.19 × 334.84
  4. Step 4: Simplify right side
    882.67x = 443,391.78
  5. Step 5: Solve for x
    x = 443,391.78/882.67
  6. Step 6: Final answer
    x = 502.33

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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.