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Finding the Fourth Proportional to 265,161.25, 397,583.25 and 179,876.92

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Solution

The fourth proportional to 265,161.25, 397,583.25 and 179,876.92 is: 269,707.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,161.25 : 397,583.25 = 179,876.92 : x
  2. Step 2: Convert to fraction form
    265,161.25/397,583.25 = 179,876.92/x
  3. Step 3: Cross multiply
    265,161.25x = 397,583.25 × 179,876.92
  4. Step 4: Simplify right side
    265,161.25x = 71,516,050,453.59
  5. Step 5: Solve for x
    x = 71,516,050,453.59/265,161.25
  6. Step 6: Final answer
    x = 269,707.77

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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.