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Finding the Fourth Proportional to 476,693.52, 715,039.62 and 121,707.60

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Solution

The fourth proportional to 476,693.52, 715,039.62 and 121,707.60 is: 182,561.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,693.52 : 715,039.62 = 121,707.60 : x
  2. Step 2: Convert to fraction form
    476,693.52/715,039.62 = 121,707.60/x
  3. Step 3: Cross multiply
    476,693.52x = 715,039.62 × 121,707.60
  4. Step 4: Simplify right side
    476,693.52x = 87,025,756,055.11
  5. Step 5: Solve for x
    x = 87,025,756,055.11/476,693.52
  6. Step 6: Final answer
    x = 182,561.23

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