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Finding the Fourth Proportional to 625,711.86, 863,417.75 and 384,004.62

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Solution

The fourth proportional to 625,711.86, 863,417.75 and 384,004.62 is: 529,886.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,711.86 : 863,417.75 = 384,004.62 : x
  2. Step 2: Convert to fraction form
    625,711.86/863,417.75 = 384,004.62/x
  3. Step 3: Cross multiply
    625,711.86x = 863,417.75 × 384,004.62
  4. Step 4: Simplify right side
    625,711.86x = 331,556,403,069.98
  5. Step 5: Solve for x
    x = 331,556,403,069.98/625,711.86
  6. Step 6: Final answer
    x = 529,886.72

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