Home / 1,127,712.72-1,691,388.84-328,807.44

Finding the Fourth Proportional to 1,127,712.72, 1,691,388.84 and 328,807.44

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Solution

The fourth proportional to 1,127,712.72, 1,691,388.84 and 328,807.44 is: 493,158.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,712.72 : 1,691,388.84 = 328,807.44 : x
  2. Step 2: Convert to fraction form
    1,127,712.72/1,691,388.84 = 328,807.44/x
  3. Step 3: Cross multiply
    1,127,712.72x = 1,691,388.84 × 328,807.44
  4. Step 4: Simplify right side
    1,127,712.72x = 556,141,234,524.97
  5. Step 5: Solve for x
    x = 556,141,234,524.97/1,127,712.72
  6. Step 6: Final answer
    x = 493,158.61

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