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Finding the Fourth Proportional to 884.91, 1,327.38 and 610.93

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Solution

The fourth proportional to 884.91, 1,327.38 and 610.93 is: 916.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    884.91 : 1,327.38 = 610.93 : x
  2. Step 2: Convert to fraction form
    884.91/1,327.38 = 610.93/x
  3. Step 3: Cross multiply
    884.91x = 1,327.38 × 610.93
  4. Step 4: Simplify right side
    884.91x = 810,936.26
  5. Step 5: Solve for x
    x = 810,936.26/884.91
  6. Step 6: Final answer
    x = 916.41

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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.