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Finding the Fourth Proportional to 340,857.77, 470,362.57 and 187,888.05

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Solution

The fourth proportional to 340,857.77, 470,362.57 and 187,888.05 is: 259,273.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,857.77 : 470,362.57 = 187,888.05 : x
  2. Step 2: Convert to fraction form
    340,857.77/470,362.57 = 187,888.05/x
  3. Step 3: Cross multiply
    340,857.77x = 470,362.57 × 187,888.05
  4. Step 4: Simplify right side
    340,857.77x = 88,375,506,070.29
  5. Step 5: Solve for x
    x = 88,375,506,070.29/340,857.77
  6. Step 6: Final answer
    x = 259,273.85

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