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Finding the Fourth Proportional to 270,194.32, 404,959.28 and 151,616.56

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Solution

The fourth proportional to 270,194.32, 404,959.28 and 151,616.56 is: 227,238.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,194.32 : 404,959.28 = 151,616.56 : x
  2. Step 2: Convert to fraction form
    270,194.32/404,959.28 = 151,616.56/x
  3. Step 3: Cross multiply
    270,194.32x = 404,959.28 × 151,616.56
  4. Step 4: Simplify right side
    270,194.32x = 61,398,532,973.68
  5. Step 5: Solve for x
    x = 61,398,532,973.68/270,194.32
  6. Step 6: Final answer
    x = 227,238.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.