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Finding the Fourth Proportional to 731.02, 1,096.68 and 244.41

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Solution

The fourth proportional to 731.02, 1,096.68 and 244.41 is: 366.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    731.02 : 1,096.68 = 244.41 : x
  2. Step 2: Convert to fraction form
    731.02/1,096.68 = 244.41/x
  3. Step 3: Cross multiply
    731.02x = 1,096.68 × 244.41
  4. Step 4: Simplify right side
    731.02x = 268,039.56
  5. Step 5: Solve for x
    x = 268,039.56/731.02
  6. Step 6: Final answer
    x = 366.67

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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.