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Finding the Fourth Proportional to 470,948.20, 706,422.30 and 115,959.40

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Solution

The fourth proportional to 470,948.20, 706,422.30 and 115,959.40 is: 173,939.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,948.20 : 706,422.30 = 115,959.40 : x
  2. Step 2: Convert to fraction form
    470,948.20/706,422.30 = 115,959.40/x
  3. Step 3: Cross multiply
    470,948.20x = 706,422.30 × 115,959.40
  4. Step 4: Simplify right side
    470,948.20x = 81,916,306,054.62
  5. Step 5: Solve for x
    x = 81,916,306,054.62/470,948.20
  6. Step 6: Final answer
    x = 173,939.10

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