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Finding the Fourth Proportional to 619,467.40, 929,201.10 and 245,441.80

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Solution

The fourth proportional to 619,467.40, 929,201.10 and 245,441.80 is: 368,162.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,467.40 : 929,201.10 = 245,441.80 : x
  2. Step 2: Convert to fraction form
    619,467.40/929,201.10 = 245,441.80/x
  3. Step 3: Cross multiply
    619,467.40x = 929,201.10 × 245,441.80
  4. Step 4: Simplify right side
    619,467.40x = 228,064,790,545.98
  5. Step 5: Solve for x
    x = 228,064,790,545.98/619,467.40
  6. Step 6: Final answer
    x = 368,162.70

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