Home / 881,721.32-1,323,170.64-320,755.82

Finding the Fourth Proportional to 881,721.32, 1,323,170.64 and 320,755.82

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Solution

The fourth proportional to 881,721.32, 1,323,170.64 and 320,755.82 is: 481,347.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,721.32 : 1,323,170.64 = 320,755.82 : x
  2. Step 2: Convert to fraction form
    881,721.32/1,323,170.64 = 320,755.82/x
  3. Step 3: Cross multiply
    881,721.32x = 1,323,170.64 × 320,755.82
  4. Step 4: Simplify right side
    881,721.32x = 424,414,677,017.27
  5. Step 5: Solve for x
    x = 424,414,677,017.27/881,721.32
  6. Step 6: Final answer
    x = 481,347.87

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