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Finding the Fourth Proportional to 496,325.44, 744,187.49 and 222,721.47

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Solution

The fourth proportional to 496,325.44, 744,187.49 and 222,721.47 is: 333,947.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,325.44 : 744,187.49 = 222,721.47 : x
  2. Step 2: Convert to fraction form
    496,325.44/744,187.49 = 222,721.47/x
  3. Step 3: Cross multiply
    496,325.44x = 744,187.49 × 222,721.47
  4. Step 4: Simplify right side
    496,325.44x = 165,746,531,728.41
  5. Step 5: Solve for x
    x = 165,746,531,728.41/496,325.44
  6. Step 6: Final answer
    x = 333,947.28

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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.