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Finding the Fourth Proportional to 606.04, 836.22 and 343.96

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Solution

The fourth proportional to 606.04, 836.22 and 343.96 is: 474.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.04 : 836.22 = 343.96 : x
  2. Step 2: Convert to fraction form
    606.04/836.22 = 343.96/x
  3. Step 3: Cross multiply
    606.04x = 836.22 × 343.96
  4. Step 4: Simplify right side
    606.04x = 287,626.23
  5. Step 5: Solve for x
    x = 287,626.23/606.04
  6. Step 6: Final answer
    x = 474.60

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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.