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Finding the Fourth Proportional to 432,847.60, 648,964.20 and 166,505.20

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Solution

The fourth proportional to 432,847.60, 648,964.20 and 166,505.20 is: 249,639.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,847.60 : 648,964.20 = 166,505.20 : x
  2. Step 2: Convert to fraction form
    432,847.60/648,964.20 = 166,505.20/x
  3. Step 3: Cross multiply
    432,847.60x = 648,964.20 × 166,505.20
  4. Step 4: Simplify right side
    432,847.60x = 108,055,913,913.84
  5. Step 5: Solve for x
    x = 108,055,913,913.84/432,847.60
  6. Step 6: Final answer
    x = 249,639.63

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