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Finding the Fourth Proportional to 539,582.62, 809,183.91 and 179,655.73

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Solution

The fourth proportional to 539,582.62, 809,183.91 and 179,655.73 is: 269,420.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,582.62 : 809,183.91 = 179,655.73 : x
  2. Step 2: Convert to fraction form
    539,582.62/809,183.91 = 179,655.73/x
  3. Step 3: Cross multiply
    539,582.62x = 809,183.91 × 179,655.73
  4. Step 4: Simplify right side
    539,582.62x = 145,374,526,055.30
  5. Step 5: Solve for x
    x = 145,374,526,055.30/539,582.62
  6. Step 6: Final answer
    x = 269,420.33

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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.