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Finding the Fourth Proportional to 883.25, 1,325.02 and 363.11

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Solution

The fourth proportional to 883.25, 1,325.02 and 363.11 is: 544.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    883.25 : 1,325.02 = 363.11 : x
  2. Step 2: Convert to fraction form
    883.25/1,325.02 = 363.11/x
  3. Step 3: Cross multiply
    883.25x = 1,325.02 × 363.11
  4. Step 4: Simplify right side
    883.25x = 481,128.01
  5. Step 5: Solve for x
    x = 481,128.01/883.25
  6. Step 6: Final answer
    x = 544.72

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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.