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Finding the Fourth Proportional to 611.44, 838.28 and 600.52

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Solution

The fourth proportional to 611.44, 838.28 and 600.52 is: 823.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    611.44 : 838.28 = 600.52 : x
  2. Step 2: Convert to fraction form
    611.44/838.28 = 600.52/x
  3. Step 3: Cross multiply
    611.44x = 838.28 × 600.52
  4. Step 4: Simplify right side
    611.44x = 503,403.91
  5. Step 5: Solve for x
    x = 503,403.91/611.44
  6. Step 6: Final answer
    x = 823.31

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.