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Finding the Fourth Proportional to 383,913.18, 575,980.38 and 117,712.92

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Solution

The fourth proportional to 383,913.18, 575,980.38 and 117,712.92 is: 176,603.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,913.18 : 575,980.38 = 117,712.92 : x
  2. Step 2: Convert to fraction form
    383,913.18/575,980.38 = 117,712.92/x
  3. Step 3: Cross multiply
    383,913.18x = 575,980.38 × 117,712.92
  4. Step 4: Simplify right side
    383,913.18x = 67,800,332,392.51
  5. Step 5: Solve for x
    x = 67,800,332,392.51/383,913.18
  6. Step 6: Final answer
    x = 176,603.29

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