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Finding the Fourth Proportional to 595,118.31, 892,561.22 and 190,201.90

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Solution

The fourth proportional to 595,118.31, 892,561.22 and 190,201.90 is: 285,265.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,118.31 : 892,561.22 = 190,201.90 : x
  2. Step 2: Convert to fraction form
    595,118.31/892,561.22 = 190,201.90/x
  3. Step 3: Cross multiply
    595,118.31x = 892,561.22 × 190,201.90
  4. Step 4: Simplify right side
    595,118.31x = 169,766,839,114.72
  5. Step 5: Solve for x
    x = 169,766,839,114.72/595,118.31
  6. Step 6: Final answer
    x = 285,265.70

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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.