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Finding the Fourth Proportional to 793.64, 1,096.94 and 596.81

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Solution

The fourth proportional to 793.64, 1,096.94 and 596.81 is: 824.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    793.64 : 1,096.94 = 596.81 : x
  2. Step 2: Convert to fraction form
    793.64/1,096.94 = 596.81/x
  3. Step 3: Cross multiply
    793.64x = 1,096.94 × 596.81
  4. Step 4: Simplify right side
    793.64x = 654,661.78
  5. Step 5: Solve for x
    x = 654,661.78/793.64
  6. Step 6: Final answer
    x = 824.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.