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Finding the Fourth Proportional to 602.97, 834.08 and 504.42

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Solution

The fourth proportional to 602.97, 834.08 and 504.42 is: 697.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    602.97 : 834.08 = 504.42 : x
  2. Step 2: Convert to fraction form
    602.97/834.08 = 504.42/x
  3. Step 3: Cross multiply
    602.97x = 834.08 × 504.42
  4. Step 4: Simplify right side
    602.97x = 420,724.11
  5. Step 5: Solve for x
    x = 420,724.11/602.97
  6. Step 6: Final answer
    x = 697.75

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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.