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Finding the Fourth Proportional to 443,842.76, 666,237.98 and 191,247.90

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Solution

The fourth proportional to 443,842.76, 666,237.98 and 191,247.90 is: 287,076.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,842.76 : 666,237.98 = 191,247.90 : x
  2. Step 2: Convert to fraction form
    443,842.76/666,237.98 = 191,247.90/x
  3. Step 3: Cross multiply
    443,842.76x = 666,237.98 × 191,247.90
  4. Step 4: Simplify right side
    443,842.76x = 127,416,613,619.00
  5. Step 5: Solve for x
    x = 127,416,613,619.00/443,842.76
  6. Step 6: Final answer
    x = 287,076.02

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