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Finding the Fourth Proportional to 966.46, 1,450.46 and 504.38

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Solution

The fourth proportional to 966.46, 1,450.46 and 504.38 is: 756.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    966.46 : 1,450.46 = 504.38 : x
  2. Step 2: Convert to fraction form
    966.46/1,450.46 = 504.38/x
  3. Step 3: Cross multiply
    966.46x = 1,450.46 × 504.38
  4. Step 4: Simplify right side
    966.46x = 731,583.01
  5. Step 5: Solve for x
    x = 731,583.01/966.46
  6. Step 6: Final answer
    x = 756.97

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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.