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Finding the Fourth Proportional to 322,255.63, 444,725.41 and 220,494.53

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Solution

The fourth proportional to 322,255.63, 444,725.41 and 220,494.53 is: 304,291.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,255.63 : 444,725.41 = 220,494.53 : x
  2. Step 2: Convert to fraction form
    322,255.63/444,725.41 = 220,494.53/x
  3. Step 3: Cross multiply
    322,255.63x = 444,725.41 × 220,494.53
  4. Step 4: Simplify right side
    322,255.63x = 98,059,519,154.53
  5. Step 5: Solve for x
    x = 98,059,519,154.53/322,255.63
  6. Step 6: Final answer
    x = 304,291.10

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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.