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Finding the Fourth Proportional to 496,295.91, 744,143.54 and 222,691.96

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Solution

The fourth proportional to 496,295.91, 744,143.54 and 222,691.96 is: 333,903.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,295.91 : 744,143.54 = 222,691.96 : x
  2. Step 2: Convert to fraction form
    496,295.91/744,143.54 = 222,691.96/x
  3. Step 3: Cross multiply
    496,295.91x = 744,143.54 × 222,691.96
  4. Step 4: Simplify right side
    496,295.91x = 165,714,783,443.94
  5. Step 5: Solve for x
    x = 165,714,783,443.94/496,295.91
  6. Step 6: Final answer
    x = 333,903.18

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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.