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Finding the Fourth Proportional to 884.03, 1,326.05 and 363.95

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Solution

The fourth proportional to 884.03, 1,326.05 and 363.95 is: 545.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    884.03 : 1,326.05 = 363.95 : x
  2. Step 2: Convert to fraction form
    884.03/1,326.05 = 363.95/x
  3. Step 3: Cross multiply
    884.03x = 1,326.05 × 363.95
  4. Step 4: Simplify right side
    884.03x = 482,615.90
  5. Step 5: Solve for x
    x = 482,615.90/884.03
  6. Step 6: Final answer
    x = 545.93

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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.