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Finding the Fourth Proportional to 377,502.19, 520,975.44 and 216,367.65

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Solution

The fourth proportional to 377,502.19, 520,975.44 and 216,367.65 is: 298,600.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,502.19 : 520,975.44 = 216,367.65 : x
  2. Step 2: Convert to fraction form
    377,502.19/520,975.44 = 216,367.65/x
  3. Step 3: Cross multiply
    377,502.19x = 520,975.44 × 216,367.65
  4. Step 4: Simplify right side
    377,502.19x = 112,722,231,660.52
  5. Step 5: Solve for x
    x = 112,722,231,660.52/377,502.19
  6. Step 6: Final answer
    x = 298,600.21

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