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Finding the Fourth Proportional to 606.92, 837.41 and 344.88

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Solution

The fourth proportional to 606.92, 837.41 and 344.88 is: 475.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.92 : 837.41 = 344.88 : x
  2. Step 2: Convert to fraction form
    606.92/837.41 = 344.88/x
  3. Step 3: Cross multiply
    606.92x = 837.41 × 344.88
  4. Step 4: Simplify right side
    606.92x = 288,804.24
  5. Step 5: Solve for x
    x = 288,804.24/606.92
  6. Step 6: Final answer
    x = 475.86

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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.