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Finding the Fourth Proportional to 371,674.26, 512,907.66 and 201,909.60

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Solution

The fourth proportional to 371,674.26, 512,907.66 and 201,909.60 is: 278,633.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,674.26 : 512,907.66 = 201,909.60 : x
  2. Step 2: Convert to fraction form
    371,674.26/512,907.66 = 201,909.60/x
  3. Step 3: Cross multiply
    371,674.26x = 512,907.66 × 201,909.60
  4. Step 4: Simplify right side
    371,674.26x = 103,560,980,467.54
  5. Step 5: Solve for x
    x = 103,560,980,467.54/371,674.26
  6. Step 6: Final answer
    x = 278,633.72

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