Home / 775,091.62-1,162,659.30-214,126.12

Finding the Fourth Proportional to 775,091.62, 1,162,659.30 and 214,126.12

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Solution

The fourth proportional to 775,091.62, 1,162,659.30 and 214,126.12 is: 321,195.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,091.62 : 1,162,659.30 = 214,126.12 : x
  2. Step 2: Convert to fraction form
    775,091.62/1,162,659.30 = 214,126.12/x
  3. Step 3: Cross multiply
    775,091.62x = 1,162,659.30 × 214,126.12
  4. Step 4: Simplify right side
    775,091.62x = 248,955,724,790.92
  5. Step 5: Solve for x
    x = 248,955,724,790.92/775,091.62
  6. Step 6: Final answer
    x = 321,195.22

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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.