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Finding the Fourth Proportional to 322,312.32, 444,791.52 and 179,072.52

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Solution

The fourth proportional to 322,312.32, 444,791.52 and 179,072.52 is: 247,120.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,312.32 : 444,791.52 = 179,072.52 : x
  2. Step 2: Convert to fraction form
    322,312.32/444,791.52 = 179,072.52/x
  3. Step 3: Cross multiply
    322,312.32x = 444,791.52 × 179,072.52
  4. Step 4: Simplify right side
    322,312.32x = 79,649,938,361.03
  5. Step 5: Solve for x
    x = 79,649,938,361.03/322,312.32
  6. Step 6: Final answer
    x = 247,120.37

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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.