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Finding the Fourth Proportional to 604.52, 834.27 and 338.98

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Solution

The fourth proportional to 604.52, 834.27 and 338.98 is: 467.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    604.52 : 834.27 = 338.98 : x
  2. Step 2: Convert to fraction form
    604.52/834.27 = 338.98/x
  3. Step 3: Cross multiply
    604.52x = 834.27 × 338.98
  4. Step 4: Simplify right side
    604.52x = 282,800.84
  5. Step 5: Solve for x
    x = 282,800.84/604.52
  6. Step 6: Final answer
    x = 467.81

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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.