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Finding the Fourth Proportional to 365,335.54, 504,147.18 and 199,760.48

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Solution

The fourth proportional to 365,335.54, 504,147.18 and 199,760.48 is: 275,660.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,335.54 : 504,147.18 = 199,760.48 : x
  2. Step 2: Convert to fraction form
    365,335.54/504,147.18 = 199,760.48/x
  3. Step 3: Cross multiply
    365,335.54x = 504,147.18 × 199,760.48
  4. Step 4: Simplify right side
    365,335.54x = 100,708,682,667.45
  5. Step 5: Solve for x
    x = 100,708,682,667.45/365,335.54
  6. Step 6: Final answer
    x = 275,660.79

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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.