Home / 431,729.48-647,535.89-116,205.32

Finding the Fourth Proportional to 431,729.48, 647,535.89 and 116,205.32

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Solution

The fourth proportional to 431,729.48, 647,535.89 and 116,205.32 is: 174,292.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,729.48 : 647,535.89 = 116,205.32 : x
  2. Step 2: Convert to fraction form
    431,729.48/647,535.89 = 116,205.32/x
  3. Step 3: Cross multiply
    431,729.48x = 647,535.89 × 116,205.32
  4. Step 4: Simplify right side
    431,729.48x = 75,247,111,490.23
  5. Step 5: Solve for x
    x = 75,247,111,490.23/431,729.48
  6. Step 6: Final answer
    x = 174,292.27

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