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Finding the Fourth Proportional to 363,162.88, 544,758.96 and 126,529.52

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Solution

The fourth proportional to 363,162.88, 544,758.96 and 126,529.52 is: 189,799.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,162.88 : 544,758.96 = 126,529.52 : x
  2. Step 2: Convert to fraction form
    363,162.88/544,758.96 = 126,529.52/x
  3. Step 3: Cross multiply
    363,162.88x = 544,758.96 × 126,529.52
  4. Step 4: Simplify right side
    363,162.88x = 68,928,089,724.50
  5. Step 5: Solve for x
    x = 68,928,089,724.50/363,162.88
  6. Step 6: Final answer
    x = 189,799.38

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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.