Home / 724,375.40-1,085,688.30-369,206.60

Finding the Fourth Proportional to 724,375.40, 1,085,688.30 and 369,206.60

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Solution

The fourth proportional to 724,375.40, 1,085,688.30 and 369,206.60 is: 553,364.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,375.40 : 1,085,688.30 = 369,206.60 : x
  2. Step 2: Convert to fraction form
    724,375.40/1,085,688.30 = 369,206.60/x
  3. Step 3: Cross multiply
    724,375.40x = 1,085,688.30 × 369,206.60
  4. Step 4: Simplify right side
    724,375.40x = 400,843,285,902.78
  5. Step 5: Solve for x
    x = 400,843,285,902.78/724,375.40
  6. Step 6: Final answer
    x = 553,364.02

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