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Finding the Fourth Proportional to 958.68, 1,322.68 and 604.44

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Solution

The fourth proportional to 958.68, 1,322.68 and 604.44 is: 833.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    958.68 : 1,322.68 = 604.44 : x
  2. Step 2: Convert to fraction form
    958.68/1,322.68 = 604.44/x
  3. Step 3: Cross multiply
    958.68x = 1,322.68 × 604.44
  4. Step 4: Simplify right side
    958.68x = 799,480.70
  5. Step 5: Solve for x
    x = 799,480.70/958.68
  6. Step 6: Final answer
    x = 833.94

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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.