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Finding the Fourth Proportional to 432,842.60, 648,956.70 and 166,500.20

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Solution

The fourth proportional to 432,842.60, 648,956.70 and 166,500.20 is: 249,632.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,842.60 : 648,956.70 = 166,500.20 : x
  2. Step 2: Convert to fraction form
    432,842.60/648,956.70 = 166,500.20/x
  3. Step 3: Cross multiply
    432,842.60x = 648,956.70 × 166,500.20
  4. Step 4: Simplify right side
    432,842.60x = 108,051,420,341.34
  5. Step 5: Solve for x
    x = 108,051,420,341.34/432,842.60
  6. Step 6: Final answer
    x = 249,632.13

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