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Finding the Fourth Proportional to 606, 836.28 and 357.27

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Solution

The fourth proportional to 606, 836.28 and 357.27 is: 493.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    606 : 836.28 = 357.27 : x
  2. Step 2: Convert to fraction form
    606/836.28 = 357.27/x
  3. Step 3: Cross multiply
    606x = 836.28 × 357.27
  4. Step 4: Simplify right side
    606x = 298,777.76
  5. Step 5: Solve for x
    x = 298,777.76/606
  6. Step 6: Final answer
    x = 493.03

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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.