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Finding the Fourth Proportional to 959.38, 1,324.16 and 610

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Solution

The fourth proportional to 959.38, 1,324.16 and 610 is: 841.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    959.38 : 1,324.16 = 610 : x
  2. Step 2: Convert to fraction form
    959.38/1,324.16 = 610/x
  3. Step 3: Cross multiply
    959.38x = 1,324.16 × 610
  4. Step 4: Simplify right side
    959.38x = 807,737.60
  5. Step 5: Solve for x
    x = 807,737.60/959.38
  6. Step 6: Final answer
    x = 841.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.