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Finding the Fourth Proportional to 2,304.45, 3,457.01 and 843.26

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Solution

The fourth proportional to 2,304.45, 3,457.01 and 843.26 is: 1,265.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,304.45 : 3,457.01 = 843.26 : x
  2. Step 2: Convert to fraction form
    2,304.45/3,457.01 = 843.26/x
  3. Step 3: Cross multiply
    2,304.45x = 3,457.01 × 843.26
  4. Step 4: Simplify right side
    2,304.45x = 2,915,143.08
  5. Step 5: Solve for x
    x = 2,915,143.08/2,304.45
  6. Step 6: Final answer
    x = 1,265.01

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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.