Home / 322,724.88-445,372.56-179,495.22

Finding the Fourth Proportional to 322,724.88, 445,372.56 and 179,495.22

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Solution

The fourth proportional to 322,724.88, 445,372.56 and 179,495.22 is: 247,710.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,724.88 : 445,372.56 = 179,495.22 : x
  2. Step 2: Convert to fraction form
    322,724.88/445,372.56 = 179,495.22/x
  3. Step 3: Cross multiply
    322,724.88x = 445,372.56 × 179,495.22
  4. Step 4: Simplify right side
    322,724.88x = 79,942,245,639.16
  5. Step 5: Solve for x
    x = 79,942,245,639.16/322,724.88
  6. Step 6: Final answer
    x = 247,710.20

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1.5x scale

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.