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Finding the Fourth Proportional to 441.94, 609.95 and 336.85

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Solution

The fourth proportional to 441.94, 609.95 and 336.85 is: 464.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    441.94 : 609.95 = 336.85 : x
  2. Step 2: Convert to fraction form
    441.94/609.95 = 336.85/x
  3. Step 3: Cross multiply
    441.94x = 609.95 × 336.85
  4. Step 4: Simplify right side
    441.94x = 205,461.66
  5. Step 5: Solve for x
    x = 205,461.66/441.94
  6. Step 6: Final answer
    x = 464.91

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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.