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Finding the Fourth Proportional to 1,469.88, 2,204.74 and 604.16

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Solution

The fourth proportional to 1,469.88, 2,204.74 and 604.16 is: 906.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,469.88 : 2,204.74 = 604.16 : x
  2. Step 2: Convert to fraction form
    1,469.88/2,204.74 = 604.16/x
  3. Step 3: Cross multiply
    1,469.88x = 2,204.74 × 604.16
  4. Step 4: Simplify right side
    1,469.88x = 1,332,015.72
  5. Step 5: Solve for x
    x = 1,332,015.72/1,469.88
  6. Step 6: Final answer
    x = 906.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.