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Finding the Fourth Proportional to 794.00, 1,200.42 and 794.00

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Solution

The fourth proportional to 794.00, 1,200.42 and 794.00 is: 1,200.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    794.00 : 1,200.42 = 794.00 : x
  2. Step 2: Convert to fraction form
    794.00/1,200.42 = 794.00/x
  3. Step 3: Cross multiply
    794.00x = 1,200.42 × 794.00
  4. Step 4: Simplify right side
    794.00x = 953,136.48
  5. Step 5: Solve for x
    x = 953,136.48/794.00
  6. Step 6: Final answer
    x = 1,200.42

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.