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Finding the Fourth Proportional to 441.94, 662.77 and 160.47

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Solution

The fourth proportional to 441.94, 662.77 and 160.47 is: 240.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    441.94 : 662.77 = 160.47 : x
  2. Step 2: Convert to fraction form
    441.94/662.77 = 160.47/x
  3. Step 3: Cross multiply
    441.94x = 662.77 × 160.47
  4. Step 4: Simplify right side
    441.94x = 106,357.22
  5. Step 5: Solve for x
    x = 106,357.22/441.94
  6. Step 6: Final answer
    x = 240.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.