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Finding the Fourth Proportional to 315,664.18, 435,508.50 and 179,664.06

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Solution

The fourth proportional to 315,664.18, 435,508.50 and 179,664.06 is: 247,874.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,664.18 : 435,508.50 = 179,664.06 : x
  2. Step 2: Convert to fraction form
    315,664.18/435,508.50 = 179,664.06/x
  3. Step 3: Cross multiply
    315,664.18x = 435,508.50 × 179,664.06
  4. Step 4: Simplify right side
    315,664.18x = 78,245,225,274.51
  5. Step 5: Solve for x
    x = 78,245,225,274.51/315,664.18
  6. Step 6: Final answer
    x = 247,874.89

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