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Finding the Fourth Proportional to 403,854.18, 557,322.57 and 222,572.64

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Solution

The fourth proportional to 403,854.18, 557,322.57 and 222,572.64 is: 307,152.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,854.18 : 557,322.57 = 222,572.64 : x
  2. Step 2: Convert to fraction form
    403,854.18/557,322.57 = 222,572.64/x
  3. Step 3: Cross multiply
    403,854.18x = 557,322.57 × 222,572.64
  4. Step 4: Simplify right side
    403,854.18x = 124,044,755,736.49
  5. Step 5: Solve for x
    x = 124,044,755,736.49/403,854.18
  6. Step 6: Final answer
    x = 307,152.34

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