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Finding the Fourth Proportional to 315,277.90, 435,066.30 and 179,293.48

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Solution

The fourth proportional to 315,277.90, 435,066.30 and 179,293.48 is: 247,415.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,277.90 : 435,066.30 = 179,293.48 : x
  2. Step 2: Convert to fraction form
    315,277.90/435,066.30 = 179,293.48/x
  3. Step 3: Cross multiply
    315,277.90x = 435,066.30 × 179,293.48
  4. Step 4: Simplify right side
    315,277.90x = 78,004,550,957.72
  5. Step 5: Solve for x
    x = 78,004,550,957.72/315,277.90
  6. Step 6: Final answer
    x = 247,415.22

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