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Finding the Fourth Proportional to 304.46, 456.84 and 201.89

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Solution

The fourth proportional to 304.46, 456.84 and 201.89 is: 302.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    304.46 : 456.84 = 201.89 : x
  2. Step 2: Convert to fraction form
    304.46/456.84 = 201.89/x
  3. Step 3: Cross multiply
    304.46x = 456.84 × 201.89
  4. Step 4: Simplify right side
    304.46x = 92,232.57
  5. Step 5: Solve for x
    x = 92,232.57/304.46
  6. Step 6: Final answer
    x = 302.94

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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.