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Finding the Fourth Proportional to 611.52, 838.29 and 600.48

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Solution

The fourth proportional to 611.52, 838.29 and 600.48 is: 823.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    611.52 : 838.29 = 600.48 : x
  2. Step 2: Convert to fraction form
    611.52/838.29 = 600.48/x
  3. Step 3: Cross multiply
    611.52x = 838.29 × 600.48
  4. Step 4: Simplify right side
    611.52x = 503,376.38
  5. Step 5: Solve for x
    x = 503,376.38/611.52
  6. Step 6: Final answer
    x = 823.16

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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.