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Finding the Fourth Proportional to 794.52, 1,096.36 and 445.14

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Solution

The fourth proportional to 794.52, 1,096.36 and 445.14 is: 614.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    794.52 : 1,096.36 = 445.14 : x
  2. Step 2: Convert to fraction form
    794.52/1,096.36 = 445.14/x
  3. Step 3: Cross multiply
    794.52x = 1,096.36 × 445.14
  4. Step 4: Simplify right side
    794.52x = 488,033.69
  5. Step 5: Solve for x
    x = 488,033.69/794.52
  6. Step 6: Final answer
    x = 614.25

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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.