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Finding the Fourth Proportional to 322,858.94, 445,551.30 and 179,632.34

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Solution

The fourth proportional to 322,858.94, 445,551.30 and 179,632.34 is: 247,895.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,858.94 : 445,551.30 = 179,632.34 : x
  2. Step 2: Convert to fraction form
    322,858.94/445,551.30 = 179,632.34/x
  3. Step 3: Cross multiply
    322,858.94x = 445,551.30 × 179,632.34
  4. Step 4: Simplify right side
    322,858.94x = 80,035,422,609.04
  5. Step 5: Solve for x
    x = 80,035,422,609.04/322,858.94
  6. Step 6: Final answer
    x = 247,895.95

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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.