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Finding the Fourth Proportional to 552.44, 828.66 and 335.58

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Solution

The fourth proportional to 552.44, 828.66 and 335.58 is: 503.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    552.44 : 828.66 = 335.58 : x
  2. Step 2: Convert to fraction form
    552.44/828.66 = 335.58/x
  3. Step 3: Cross multiply
    552.44x = 828.66 × 335.58
  4. Step 4: Simplify right side
    552.44x = 278,081.72
  5. Step 5: Solve for x
    x = 278,081.72/552.44
  6. Step 6: Final answer
    x = 503.37

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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.