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Finding the Fourth Proportional to 606.12, 906.06 and 450.60

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Solution

The fourth proportional to 606.12, 906.06 and 450.60 is: 673.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.12 : 906.06 = 450.60 : x
  2. Step 2: Convert to fraction form
    606.12/906.06 = 450.60/x
  3. Step 3: Cross multiply
    606.12x = 906.06 × 450.60
  4. Step 4: Simplify right side
    606.12x = 408,270.64
  5. Step 5: Solve for x
    x = 408,270.64/606.12
  6. Step 6: Final answer
    x = 673.58

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.