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Finding the Fourth Proportional to 294.41, 441.81 and 203.19

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Solution

The fourth proportional to 294.41, 441.81 and 203.19 is: 304.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    294.41 : 441.81 = 203.19 : x
  2. Step 2: Convert to fraction form
    294.41/441.81 = 203.19/x
  3. Step 3: Cross multiply
    294.41x = 441.81 × 203.19
  4. Step 4: Simplify right side
    294.41x = 89,771.37
  5. Step 5: Solve for x
    x = 89,771.37/294.41
  6. Step 6: Final answer
    x = 304.92

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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.