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Finding the Fourth Proportional to 483,137.96, 724,481.94 and 179,320.53

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Solution

The fourth proportional to 483,137.96, 724,481.94 and 179,320.53 is: 268,897.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,137.96 : 724,481.94 = 179,320.53 : x
  2. Step 2: Convert to fraction form
    483,137.96/724,481.94 = 179,320.53/x
  3. Step 3: Cross multiply
    483,137.96x = 724,481.94 × 179,320.53
  4. Step 4: Simplify right side
    483,137.96x = 129,914,485,456.23
  5. Step 5: Solve for x
    x = 129,914,485,456.23/483,137.96
  6. Step 6: Final answer
    x = 268,897.29

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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.