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Finding the Fourth Proportional to 883.44, 1,324.08 and 335.25

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Solution

The fourth proportional to 883.44, 1,324.08 and 335.25 is: 502.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    883.44 : 1,324.08 = 335.25 : x
  2. Step 2: Convert to fraction form
    883.44/1,324.08 = 335.25/x
  3. Step 3: Cross multiply
    883.44x = 1,324.08 × 335.25
  4. Step 4: Simplify right side
    883.44x = 443,897.82
  5. Step 5: Solve for x
    x = 443,897.82/883.44
  6. Step 6: Final answer
    x = 502.47

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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.