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Finding the Fourth Proportional to 605.46, 835.49 and 336.26

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Solution

The fourth proportional to 605.46, 835.49 and 336.26 is: 464.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    605.46 : 835.49 = 336.26 : x
  2. Step 2: Convert to fraction form
    605.46/835.49 = 336.26/x
  3. Step 3: Cross multiply
    605.46x = 835.49 × 336.26
  4. Step 4: Simplify right side
    605.46x = 280,941.87
  5. Step 5: Solve for x
    x = 280,941.87/605.46
  6. Step 6: Final answer
    x = 464.02

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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.