Home / 776,610.82-1,165,194.96-303,635.62

Finding the Fourth Proportional to 776,610.82, 1,165,194.96 and 303,635.62

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Solution

The fourth proportional to 776,610.82, 1,165,194.96 and 303,635.62 is: 455,562.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,610.82 : 1,165,194.96 = 303,635.62 : x
  2. Step 2: Convert to fraction form
    776,610.82/1,165,194.96 = 303,635.62/x
  3. Step 3: Cross multiply
    776,610.82x = 1,165,194.96 × 303,635.62
  4. Step 4: Simplify right side
    776,610.82x = 353,794,694,100.48
  5. Step 5: Solve for x
    x = 353,794,694,100.48/776,610.82
  6. Step 6: Final answer
    x = 455,562.41

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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.