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Finding the Fourth Proportional to 222,924.56, 334,523.52 and 128,274.84

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Solution

The fourth proportional to 222,924.56, 334,523.52 and 128,274.84 is: 192,490.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,924.56 : 334,523.52 = 128,274.84 : x
  2. Step 2: Convert to fraction form
    222,924.56/334,523.52 = 128,274.84/x
  3. Step 3: Cross multiply
    222,924.56x = 334,523.52 × 128,274.84
  4. Step 4: Simplify right side
    222,924.56x = 42,910,951,004.24
  5. Step 5: Solve for x
    x = 42,910,951,004.24/222,924.56
  6. Step 6: Final answer
    x = 192,490.91

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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.