Home / 778,294.28-1,167,891.60-328,986.08

Finding the Fourth Proportional to 778,294.28, 1,167,891.60 and 328,986.08

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Solution

The fourth proportional to 778,294.28, 1,167,891.60 and 328,986.08 is: 493,669.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,294.28 : 1,167,891.60 = 328,986.08 : x
  2. Step 2: Convert to fraction form
    778,294.28/1,167,891.60 = 328,986.08/x
  3. Step 3: Cross multiply
    778,294.28x = 1,167,891.60 × 328,986.08
  4. Step 4: Simplify right side
    778,294.28x = 384,220,079,348.93
  5. Step 5: Solve for x
    x = 384,220,079,348.93/778,294.28
  6. Step 6: Final answer
    x = 493,669.41

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