Home / 769,069.20-1,153,603.80-454,141.20

Finding the Fourth Proportional to 769,069.20, 1,153,603.80 and 454,141.20

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Solution

The fourth proportional to 769,069.20, 1,153,603.80 and 454,141.20 is: 681,211.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,069.20 : 1,153,603.80 = 454,141.20 : x
  2. Step 2: Convert to fraction form
    769,069.20/1,153,603.80 = 454,141.20/x
  3. Step 3: Cross multiply
    769,069.20x = 1,153,603.80 × 454,141.20
  4. Step 4: Simplify right side
    769,069.20x = 523,899,014,056.56
  5. Step 5: Solve for x
    x = 523,899,014,056.56/769,069.20
  6. Step 6: Final answer
    x = 681,211.80

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