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Finding the Fourth Proportional to 606.48, 836.92 and 344.44

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Solution

The fourth proportional to 606.48, 836.92 and 344.44 is: 475.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.48 : 836.92 = 344.44 : x
  2. Step 2: Convert to fraction form
    606.48/836.92 = 344.44/x
  3. Step 3: Cross multiply
    606.48x = 836.92 × 344.44
  4. Step 4: Simplify right side
    606.48x = 288,268.72
  5. Step 5: Solve for x
    x = 288,268.72/606.48
  6. Step 6: Final answer
    x = 475.31

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1.5x scale

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.