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Finding the Fourth Proportional to 694.89, 953.92 and 596.47

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Solution

The fourth proportional to 694.89, 953.92 and 596.47 is: 818.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    694.89 : 953.92 = 596.47 : x
  2. Step 2: Convert to fraction form
    694.89/953.92 = 596.47/x
  3. Step 3: Cross multiply
    694.89x = 953.92 × 596.47
  4. Step 4: Simplify right side
    694.89x = 568,984.66
  5. Step 5: Solve for x
    x = 568,984.66/694.89
  6. Step 6: Final answer
    x = 818.81

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.