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Finding the Fourth Proportional to 365,185.56, 547,778.16 and 137,524.08

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Solution

The fourth proportional to 365,185.56, 547,778.16 and 137,524.08 is: 206,286.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,185.56 : 547,778.16 = 137,524.08 : x
  2. Step 2: Convert to fraction form
    365,185.56/547,778.16 = 137,524.08/x
  3. Step 3: Cross multiply
    365,185.56x = 547,778.16 × 137,524.08
  4. Step 4: Simplify right side
    365,185.56x = 75,332,687,498.09
  5. Step 5: Solve for x
    x = 75,332,687,498.09/365,185.56
  6. Step 6: Final answer
    x = 206,286.05

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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.