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Finding the Fourth Proportional to 416,790.72, 575,173.96 and 225,804.11

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Solution

The fourth proportional to 416,790.72, 575,173.96 and 225,804.11 is: 311,611.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,790.72 : 575,173.96 = 225,804.11 : x
  2. Step 2: Convert to fraction form
    416,790.72/575,173.96 = 225,804.11/x
  3. Step 3: Cross multiply
    416,790.72x = 575,173.96 × 225,804.11
  4. Step 4: Simplify right side
    416,790.72x = 129,876,643,927.95
  5. Step 5: Solve for x
    x = 129,876,643,927.95/416,790.72
  6. Step 6: Final answer
    x = 311,611.17

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