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Finding the Fourth Proportional to 456,305.52, 684,405.99 and 119,378.69

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Solution

The fourth proportional to 456,305.52, 684,405.99 and 119,378.69 is: 179,054.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,305.52 : 684,405.99 = 119,378.69 : x
  2. Step 2: Convert to fraction form
    456,305.52/684,405.99 = 119,378.69/x
  3. Step 3: Cross multiply
    456,305.52x = 684,405.99 × 119,378.69
  4. Step 4: Simplify right side
    456,305.52x = 81,703,490,514.35
  5. Step 5: Solve for x
    x = 81,703,490,514.35/456,305.52
  6. Step 6: Final answer
    x = 179,054.35

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