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Finding the Fourth Proportional to 422,167.15, 582,594.11 and 250,094.90

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Solution

The fourth proportional to 422,167.15, 582,594.11 and 250,094.90 is: 345,133.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,167.15 : 582,594.11 = 250,094.90 : x
  2. Step 2: Convert to fraction form
    422,167.15/582,594.11 = 250,094.90/x
  3. Step 3: Cross multiply
    422,167.15x = 582,594.11 × 250,094.90
  4. Step 4: Simplify right side
    422,167.15x = 145,703,815,681.04
  5. Step 5: Solve for x
    x = 145,703,815,681.04/422,167.15
  6. Step 6: Final answer
    x = 345,133.00

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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.