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Finding the Fourth Proportional to 289,844.63, 400,006.86 and 160,803.43

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Solution

The fourth proportional to 289,844.63, 400,006.86 and 160,803.43 is: 221,920.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,844.63 : 400,006.86 = 160,803.43 : x
  2. Step 2: Convert to fraction form
    289,844.63/400,006.86 = 160,803.43/x
  3. Step 3: Cross multiply
    289,844.63x = 400,006.86 × 160,803.43
  4. Step 4: Simplify right side
    289,844.63x = 64,322,473,508.50
  5. Step 5: Solve for x
    x = 64,322,473,508.50/289,844.63
  6. Step 6: Final answer
    x = 221,920.53

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