Home / 721,322.82-1,082,232.90-322,239.06

Finding the Fourth Proportional to 721,322.82, 1,082,232.90 and 322,239.06

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Solution

The fourth proportional to 721,322.82, 1,082,232.90 and 322,239.06 is: 483,469.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    721,322.82 : 1,082,232.90 = 322,239.06 : x
  2. Step 2: Convert to fraction form
    721,322.82/1,082,232.90 = 322,239.06/x
  3. Step 3: Cross multiply
    721,322.82x = 1,082,232.90 × 322,239.06
  4. Step 4: Simplify right side
    721,322.82x = 348,737,712,397.07
  5. Step 5: Solve for x
    x = 348,737,712,397.07/721,322.82
  6. Step 6: Final answer
    x = 483,469.68

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