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Finding the Fourth Proportional to 322,994.25, 445,727.71 and 179,754.26

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Solution

The fourth proportional to 322,994.25, 445,727.71 and 179,754.26 is: 248,058.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,994.25 : 445,727.71 = 179,754.26 : x
  2. Step 2: Convert to fraction form
    322,994.25/445,727.71 = 179,754.26/x
  3. Step 3: Cross multiply
    322,994.25x = 445,727.71 × 179,754.26
  4. Step 4: Simplify right side
    322,994.25x = 80,121,452,443.91
  5. Step 5: Solve for x
    x = 80,121,452,443.91/322,994.25
  6. Step 6: Final answer
    x = 248,058.45

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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.