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Finding the Fourth Proportional to 606.52, 836.98 and 340.96

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Solution

The fourth proportional to 606.52, 836.98 and 340.96 is: 470.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.52 : 836.98 = 340.96 : x
  2. Step 2: Convert to fraction form
    606.52/836.98 = 340.96/x
  3. Step 3: Cross multiply
    606.52x = 836.98 × 340.96
  4. Step 4: Simplify right side
    606.52x = 285,376.70
  5. Step 5: Solve for x
    x = 285,376.70/606.52
  6. Step 6: Final answer
    x = 470.51

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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.