Home / 940,969.44-1,410,739.92-485,069.40

Finding the Fourth Proportional to 940,969.44, 1,410,739.92 and 485,069.40

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Solution

The fourth proportional to 940,969.44, 1,410,739.92 and 485,069.40 is: 727,235.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,969.44 : 1,410,739.92 = 485,069.40 : x
  2. Step 2: Convert to fraction form
    940,969.44/1,410,739.92 = 485,069.40/x
  3. Step 3: Cross multiply
    940,969.44x = 1,410,739.92 × 485,069.40
  4. Step 4: Simplify right side
    940,969.44x = 684,306,766,550.45
  5. Step 5: Solve for x
    x = 684,306,766,550.45/940,969.44
  6. Step 6: Final answer
    x = 727,235.91

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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.