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Finding the Fourth Proportional to 1,794.78, 2,692.19 and 562.09

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Solution

The fourth proportional to 1,794.78, 2,692.19 and 562.09 is: 843.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,794.78 : 2,692.19 = 562.09 : x
  2. Step 2: Convert to fraction form
    1,794.78/2,692.19 = 562.09/x
  3. Step 3: Cross multiply
    1,794.78x = 2,692.19 × 562.09
  4. Step 4: Simplify right side
    1,794.78x = 1,513,253.08
  5. Step 5: Solve for x
    x = 1,513,253.08/1,794.78
  6. Step 6: Final answer
    x = 843.14

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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.