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Finding the Fourth Proportional to 501,897.96, 692,674.26 and 287,058.12

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Solution

The fourth proportional to 501,897.96, 692,674.26 and 287,058.12 is: 396,171.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,897.96 : 692,674.26 = 287,058.12 : x
  2. Step 2: Convert to fraction form
    501,897.96/692,674.26 = 287,058.12/x
  3. Step 3: Cross multiply
    501,897.96x = 692,674.26 × 287,058.12
  4. Step 4: Simplify right side
    501,897.96x = 198,837,770,847.99
  5. Step 5: Solve for x
    x = 198,837,770,847.99/501,897.96
  6. Step 6: Final answer
    x = 396,171.71

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