Home / 1,469.26-2,204.04-415.08

Finding the Fourth Proportional to 1,469.26, 2,204.04 and 415.08

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Solution

The fourth proportional to 1,469.26, 2,204.04 and 415.08 is: 622.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,469.26 : 2,204.04 = 415.08 : x
  2. Step 2: Convert to fraction form
    1,469.26/2,204.04 = 415.08/x
  3. Step 3: Cross multiply
    1,469.26x = 2,204.04 × 415.08
  4. Step 4: Simplify right side
    1,469.26x = 914,852.92
  5. Step 5: Solve for x
    x = 914,852.92/1,469.26
  6. Step 6: Final answer
    x = 622.66

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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.