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Finding the Fourth Proportional to 469,969.80, 705,173.40 and 245,583.60

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Solution

The fourth proportional to 469,969.80, 705,173.40 and 245,583.60 is: 368,489.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,969.80 : 705,173.40 = 245,583.60 : x
  2. Step 2: Convert to fraction form
    469,969.80/705,173.40 = 245,583.60/x
  3. Step 3: Cross multiply
    469,969.80x = 705,173.40 × 245,583.60
  4. Step 4: Simplify right side
    469,969.80x = 173,179,022,196.24
  5. Step 5: Solve for x
    x = 173,179,022,196.24/469,969.80
  6. Step 6: Final answer
    x = 368,489.68

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