Home / 322,573.28-445,069.77-195,224.27

Finding the Fourth Proportional to 322,573.28, 445,069.77 and 195,224.27

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Solution

The fourth proportional to 322,573.28, 445,069.77 and 195,224.27 is: 269,360.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,573.28 : 445,069.77 = 195,224.27 : x
  2. Step 2: Convert to fraction form
    322,573.28/445,069.77 = 195,224.27/x
  3. Step 3: Cross multiply
    322,573.28x = 445,069.77 × 195,224.27
  4. Step 4: Simplify right side
    322,573.28x = 86,888,420,947.32
  5. Step 5: Solve for x
    x = 86,888,420,947.32/322,573.28
  6. Step 6: Final answer
    x = 269,360.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.