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Finding the Fourth Proportional to 329,823.68, 455,157.55 and 178,920.68

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Solution

The fourth proportional to 329,823.68, 455,157.55 and 178,920.68 is: 246,911.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,823.68 : 455,157.55 = 178,920.68 : x
  2. Step 2: Convert to fraction form
    329,823.68/455,157.55 = 178,920.68/x
  3. Step 3: Cross multiply
    329,823.68x = 455,157.55 × 178,920.68
  4. Step 4: Simplify right side
    329,823.68x = 81,437,099,364.47
  5. Step 5: Solve for x
    x = 81,437,099,364.47/329,823.68
  6. Step 6: Final answer
    x = 246,911.01

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