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Finding the Fourth Proportional to 422,167.09, 582,594.02 and 250,094.84

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Solution

The fourth proportional to 422,167.09, 582,594.02 and 250,094.84 is: 345,132.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,167.09 : 582,594.02 = 250,094.84 : x
  2. Step 2: Convert to fraction form
    422,167.09/582,594.02 = 250,094.84/x
  3. Step 3: Cross multiply
    422,167.09x = 582,594.02 × 250,094.84
  4. Step 4: Simplify right side
    422,167.09x = 145,703,757,176.00
  5. Step 5: Solve for x
    x = 145,703,757,176.00/422,167.09
  6. Step 6: Final answer
    x = 345,132.91

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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.