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Finding the Fourth Proportional to 1,794.55, 2,691.82 and 563.00

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Solution

The fourth proportional to 1,794.55, 2,691.82 and 563.00 is: 844.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,794.55 : 2,691.82 = 563.00 : x
  2. Step 2: Convert to fraction form
    1,794.55/2,691.82 = 563.00/x
  3. Step 3: Cross multiply
    1,794.55x = 2,691.82 × 563.00
  4. Step 4: Simplify right side
    1,794.55x = 1,515,479.79
  5. Step 5: Solve for x
    x = 1,515,479.79/1,794.55
  6. Step 6: Final answer
    x = 844.49

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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.