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Finding the Fourth Proportional to 453,719.73, 680,527.76 and 121,321.65

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Solution

The fourth proportional to 453,719.73, 680,527.76 and 121,321.65 is: 181,968.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,719.73 : 680,527.76 = 121,321.65 : x
  2. Step 2: Convert to fraction form
    453,719.73/680,527.76 = 121,321.65/x
  3. Step 3: Cross multiply
    453,719.73x = 680,527.76 × 121,321.65
  4. Step 4: Simplify right side
    453,719.73x = 82,562,750,714.00
  5. Step 5: Solve for x
    x = 82,562,750,714.00/453,719.73
  6. Step 6: Final answer
    x = 181,968.61

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