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Finding the Fourth Proportional to 694.25, 957.33 and 604.97

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Solution

The fourth proportional to 694.25, 957.33 and 604.97 is: 834.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    694.25 : 957.33 = 604.97 : x
  2. Step 2: Convert to fraction form
    694.25/957.33 = 604.97/x
  3. Step 3: Cross multiply
    694.25x = 957.33 × 604.97
  4. Step 4: Simplify right side
    694.25x = 579,155.93
  5. Step 5: Solve for x
    x = 579,155.93/694.25
  6. Step 6: Final answer
    x = 834.22

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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.