Home / 792,910.72-1,189,030.74-319,468.96

Finding the Fourth Proportional to 792,910.72, 1,189,030.74 and 319,468.96

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Solution

The fourth proportional to 792,910.72, 1,189,030.74 and 319,468.96 is: 479,068.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,910.72 : 1,189,030.74 = 319,468.96 : x
  2. Step 2: Convert to fraction form
    792,910.72/1,189,030.74 = 319,468.96/x
  3. Step 3: Cross multiply
    792,910.72x = 1,189,030.74 × 319,468.96
  4. Step 4: Simplify right side
    792,910.72x = 379,858,413,915.83
  5. Step 5: Solve for x
    x = 379,858,413,915.83/792,910.72
  6. Step 6: Final answer
    x = 479,068.33

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