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Finding the Fourth Proportional to 348,615.66, 481,049.97 and 195,622.26

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Solution

The fourth proportional to 348,615.66, 481,049.97 and 195,622.26 is: 269,936.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,615.66 : 481,049.97 = 195,622.26 : x
  2. Step 2: Convert to fraction form
    348,615.66/481,049.97 = 195,622.26/x
  3. Step 3: Cross multiply
    348,615.66x = 481,049.97 × 195,622.26
  4. Step 4: Simplify right side
    348,615.66x = 94,104,082,304.33
  5. Step 5: Solve for x
    x = 94,104,082,304.33/348,615.66
  6. Step 6: Final answer
    x = 269,936.47

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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.