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Finding the Fourth Proportional to 625,566.74, 863,258.96 and 339,080.67

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Solution

The fourth proportional to 625,566.74, 863,258.96 and 339,080.67 is: 467,918.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,566.74 : 863,258.96 = 339,080.67 : x
  2. Step 2: Convert to fraction form
    625,566.74/863,258.96 = 339,080.67/x
  3. Step 3: Cross multiply
    625,566.74x = 863,258.96 × 339,080.67
  4. Step 4: Simplify right side
    625,566.74x = 292,714,426,540.30
  5. Step 5: Solve for x
    x = 292,714,426,540.30/625,566.74
  6. Step 6: Final answer
    x = 467,918.78

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