Home / 322,418.64-444,468.75-225,321.06

Finding the Fourth Proportional to 322,418.64, 444,468.75 and 225,321.06

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Solution

The fourth proportional to 322,418.64, 444,468.75 and 225,321.06 is: 310,615.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,418.64 : 444,468.75 = 225,321.06 : x
  2. Step 2: Convert to fraction form
    322,418.64/444,468.75 = 225,321.06/x
  3. Step 3: Cross multiply
    322,418.64x = 444,468.75 × 225,321.06
  4. Step 4: Simplify right side
    322,418.64x = 100,148,169,886.88
  5. Step 5: Solve for x
    x = 100,148,169,886.88/322,418.64
  6. Step 6: Final answer
    x = 310,615.32

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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.