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Finding the Fourth Proportional to 893.46, 1,340.25 and 244.26

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Solution

The fourth proportional to 893.46, 1,340.25 and 244.26 is: 366.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    893.46 : 1,340.25 = 244.26 : x
  2. Step 2: Convert to fraction form
    893.46/1,340.25 = 244.26/x
  3. Step 3: Cross multiply
    893.46x = 1,340.25 × 244.26
  4. Step 4: Simplify right side
    893.46x = 327,369.47
  5. Step 5: Solve for x
    x = 327,369.47/893.46
  6. Step 6: Final answer
    x = 366.41

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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.