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Finding the Fourth Proportional to 698.97, 964.44 and 594.48

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Solution

The fourth proportional to 698.97, 964.44 and 594.48 is: 820.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    698.97 : 964.44 = 594.48 : x
  2. Step 2: Convert to fraction form
    698.97/964.44 = 594.48/x
  3. Step 3: Cross multiply
    698.97x = 964.44 × 594.48
  4. Step 4: Simplify right side
    698.97x = 573,340.29
  5. Step 5: Solve for x
    x = 573,340.29/698.97
  6. Step 6: Final answer
    x = 820.26

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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.