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Finding the Fourth Proportional to 883.03, 1,324.55 and 362.95

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Solution

The fourth proportional to 883.03, 1,324.55 and 362.95 is: 544.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    883.03 : 1,324.55 = 362.95 : x
  2. Step 2: Convert to fraction form
    883.03/1,324.55 = 362.95/x
  3. Step 3: Cross multiply
    883.03x = 1,324.55 × 362.95
  4. Step 4: Simplify right side
    883.03x = 480,745.42
  5. Step 5: Solve for x
    x = 480,745.42/883.03
  6. Step 6: Final answer
    x = 544.43

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Double scale
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Similar ratio
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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.