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Finding the Fourth Proportional to 470,209.20, 705,313.80 and 154,625.10

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Solution

The fourth proportional to 470,209.20, 705,313.80 and 154,625.10 is: 231,937.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,209.20 : 705,313.80 = 154,625.10 : x
  2. Step 2: Convert to fraction form
    470,209.20/705,313.80 = 154,625.10/x
  3. Step 3: Cross multiply
    470,209.20x = 705,313.80 × 154,625.10
  4. Step 4: Simplify right side
    470,209.20x = 109,059,216,856.38
  5. Step 5: Solve for x
    x = 109,059,216,856.38/470,209.20
  6. Step 6: Final answer
    x = 231,937.65

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