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Finding the Fourth Proportional to 539,273.32, 809,028.06 and 165,325.48

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Solution

The fourth proportional to 539,273.32, 809,028.06 and 165,325.48 is: 248,024.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,273.32 : 809,028.06 = 165,325.48 : x
  2. Step 2: Convert to fraction form
    539,273.32/809,028.06 = 165,325.48/x
  3. Step 3: Cross multiply
    539,273.32x = 809,028.06 × 165,325.48
  4. Step 4: Simplify right side
    539,273.32x = 133,752,952,352.97
  5. Step 5: Solve for x
    x = 133,752,952,352.97/539,273.32
  6. Step 6: Final answer
    x = 248,024.42

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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.