Home / 919,335.34-1,379,223.87-288,249.22

Finding the Fourth Proportional to 919,335.34, 1,379,223.87 and 288,249.22

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Solution

The fourth proportional to 919,335.34, 1,379,223.87 and 288,249.22 is: 432,443.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,335.34 : 1,379,223.87 = 288,249.22 : x
  2. Step 2: Convert to fraction form
    919,335.34/1,379,223.87 = 288,249.22/x
  3. Step 3: Cross multiply
    919,335.34x = 1,379,223.87 × 288,249.22
  4. Step 4: Simplify right side
    919,335.34x = 397,560,204,732.88
  5. Step 5: Solve for x
    x = 397,560,204,732.88/919,335.34
  6. Step 6: Final answer
    x = 432,443.08

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