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Finding the Fourth Proportional to 383,869.90, 575,848.05 and 117,628.30

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Solution

The fourth proportional to 383,869.90, 575,848.05 and 117,628.30 is: 176,455.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,869.90 : 575,848.05 = 117,628.30 : x
  2. Step 2: Convert to fraction form
    383,869.90/575,848.05 = 117,628.30/x
  3. Step 3: Cross multiply
    383,869.90x = 575,848.05 × 117,628.30
  4. Step 4: Simplify right side
    383,869.90x = 67,736,027,179.82
  5. Step 5: Solve for x
    x = 67,736,027,179.82/383,869.90
  6. Step 6: Final answer
    x = 176,455.69

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