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Finding the Fourth Proportional to 325,704.35, 488,562.62 and 101,072.10

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Solution

The fourth proportional to 325,704.35, 488,562.62 and 101,072.10 is: 151,610.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,704.35 : 488,562.62 = 101,072.10 : x
  2. Step 2: Convert to fraction form
    325,704.35/488,562.62 = 101,072.10/x
  3. Step 3: Cross multiply
    325,704.35x = 488,562.62 × 101,072.10
  4. Step 4: Simplify right side
    325,704.35x = 49,380,049,479.54
  5. Step 5: Solve for x
    x = 49,380,049,479.54/325,704.35
  6. Step 6: Final answer
    x = 151,610.04

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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.