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Finding the Fourth Proportional to 348,229.72, 522,169.62 and 161,372.44

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Solution

The fourth proportional to 348,229.72, 522,169.62 and 161,372.44 is: 241,977.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,229.72 : 522,169.62 = 161,372.44 : x
  2. Step 2: Convert to fraction form
    348,229.72/522,169.62 = 161,372.44/x
  3. Step 3: Cross multiply
    348,229.72x = 522,169.62 × 161,372.44
  4. Step 4: Simplify right side
    348,229.72x = 84,263,785,673.27
  5. Step 5: Solve for x
    x = 84,263,785,673.27/348,229.72
  6. Step 6: Final answer
    x = 241,977.58

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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.