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Finding the Fourth Proportional to 600.60, 827.64 and 559.56

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Solution

The fourth proportional to 600.60, 827.64 and 559.56 is: 771.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    600.60 : 827.64 = 559.56 : x
  2. Step 2: Convert to fraction form
    600.60/827.64 = 559.56/x
  3. Step 3: Cross multiply
    600.60x = 827.64 × 559.56
  4. Step 4: Simplify right side
    600.60x = 463,114.24
  5. Step 5: Solve for x
    x = 463,114.24/600.60
  6. Step 6: Final answer
    x = 771.09

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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.