Home / 757,225.80-1,135,867.86-196,245.72

Finding the Fourth Proportional to 757,225.80, 1,135,867.86 and 196,245.72

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Solution

The fourth proportional to 757,225.80, 1,135,867.86 and 196,245.72 is: 294,376.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,225.80 : 1,135,867.86 = 196,245.72 : x
  2. Step 2: Convert to fraction form
    757,225.80/1,135,867.86 = 196,245.72/x
  3. Step 3: Cross multiply
    757,225.80x = 1,135,867.86 × 196,245.72
  4. Step 4: Simplify right side
    757,225.80x = 222,909,206,010.56
  5. Step 5: Solve for x
    x = 222,909,206,010.56/757,225.80
  6. Step 6: Final answer
    x = 294,376.14

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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.