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Finding the Fourth Proportional to 381,863.56, 526,988.13 and 212,097.69

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Solution

The fourth proportional to 381,863.56, 526,988.13 and 212,097.69 is: 292,703.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,863.56 : 526,988.13 = 212,097.69 : x
  2. Step 2: Convert to fraction form
    381,863.56/526,988.13 = 212,097.69/x
  3. Step 3: Cross multiply
    381,863.56x = 526,988.13 × 212,097.69
  4. Step 4: Simplify right side
    381,863.56x = 111,772,965,030.42
  5. Step 5: Solve for x
    x = 111,772,965,030.42/381,863.56
  6. Step 6: Final answer
    x = 292,703.93

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