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Finding the Fourth Proportional to 663,342.44, 995,024.46 and 190,025.96

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Solution

The fourth proportional to 663,342.44, 995,024.46 and 190,025.96 is: 285,042.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,342.44 : 995,024.46 = 190,025.96 : x
  2. Step 2: Convert to fraction form
    663,342.44/995,024.46 = 190,025.96/x
  3. Step 3: Cross multiply
    663,342.44x = 995,024.46 × 190,025.96
  4. Step 4: Simplify right side
    663,342.44x = 189,080,478,234.98
  5. Step 5: Solve for x
    x = 189,080,478,234.98/663,342.44
  6. Step 6: Final answer
    x = 285,042.03

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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.