Home / 807,693.18-1,211,539.77-274,939.98

Finding the Fourth Proportional to 807,693.18, 1,211,539.77 and 274,939.98

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Solution

The fourth proportional to 807,693.18, 1,211,539.77 and 274,939.98 is: 412,409.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,693.18 : 1,211,539.77 = 274,939.98 : x
  2. Step 2: Convert to fraction form
    807,693.18/1,211,539.77 = 274,939.98/x
  3. Step 3: Cross multiply
    807,693.18x = 1,211,539.77 × 274,939.98
  4. Step 4: Simplify right side
    807,693.18x = 333,100,720,133.01
  5. Step 5: Solve for x
    x = 333,100,720,133.01/807,693.18
  6. Step 6: Final answer
    x = 412,409.97

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