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Finding the Fourth Proportional to 480,974.72, 721,560.48 and 165,390.62

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Solution

The fourth proportional to 480,974.72, 721,560.48 and 165,390.62 is: 248,119.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,974.72 : 721,560.48 = 165,390.62 : x
  2. Step 2: Convert to fraction form
    480,974.72/721,560.48 = 165,390.62/x
  3. Step 3: Cross multiply
    480,974.72x = 721,560.48 × 165,390.62
  4. Step 4: Simplify right side
    480,974.72x = 119,339,335,154.70
  5. Step 5: Solve for x
    x = 119,339,335,154.70/480,974.72
  6. Step 6: Final answer
    x = 248,119.77

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