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Finding the Fourth Proportional to 967.76, 1,450.92 and 504.96

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Solution

The fourth proportional to 967.76, 1,450.92 and 504.96 is: 757.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    967.76 : 1,450.92 = 504.96 : x
  2. Step 2: Convert to fraction form
    967.76/1,450.92 = 504.96/x
  3. Step 3: Cross multiply
    967.76x = 1,450.92 × 504.96
  4. Step 4: Simplify right side
    967.76x = 732,656.56
  5. Step 5: Solve for x
    x = 732,656.56/967.76
  6. Step 6: Final answer
    x = 757.06

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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.