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Finding the Fourth Proportional to 553,722.40, 830,583.60 and 179,745.40

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Solution

The fourth proportional to 553,722.40, 830,583.60 and 179,745.40 is: 269,618.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,722.40 : 830,583.60 = 179,745.40 : x
  2. Step 2: Convert to fraction form
    553,722.40/830,583.60 = 179,745.40/x
  3. Step 3: Cross multiply
    553,722.40x = 830,583.60 × 179,745.40
  4. Step 4: Simplify right side
    553,722.40x = 149,293,581,415.44
  5. Step 5: Solve for x
    x = 149,293,581,415.44/553,722.40
  6. Step 6: Final answer
    x = 269,618.10

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