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Finding the Fourth Proportional to 329,797.50, 455,068.71 and 186,511.74

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Solution

The fourth proportional to 329,797.50, 455,068.71 and 186,511.74 is: 257,356.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,797.50 : 455,068.71 = 186,511.74 : x
  2. Step 2: Convert to fraction form
    329,797.50/455,068.71 = 186,511.74/x
  3. Step 3: Cross multiply
    329,797.50x = 455,068.71 × 186,511.74
  4. Step 4: Simplify right side
    329,797.50x = 84,875,656,921.66
  5. Step 5: Solve for x
    x = 84,875,656,921.66/329,797.50
  6. Step 6: Final answer
    x = 257,356.88

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