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Finding the Fourth Proportional to 883.67, 1,325.66 and 363.95

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Solution

The fourth proportional to 883.67, 1,325.66 and 363.95 is: 545.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    883.67 : 1,325.66 = 363.95 : x
  2. Step 2: Convert to fraction form
    883.67/1,325.66 = 363.95/x
  3. Step 3: Cross multiply
    883.67x = 1,325.66 × 363.95
  4. Step 4: Simplify right side
    883.67x = 482,475.45
  5. Step 5: Solve for x
    x = 482,475.45/883.67
  6. Step 6: Final answer
    x = 545.99

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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.