Home / 331,005.83-496,582.52-120,643.76

Finding the Fourth Proportional to 331,005.83, 496,582.52 and 120,643.76

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Solution

The fourth proportional to 331,005.83, 496,582.52 and 120,643.76 is: 180,992.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,005.83 : 496,582.52 = 120,643.76 : x
  2. Step 2: Convert to fraction form
    331,005.83/496,582.52 = 120,643.76/x
  3. Step 3: Cross multiply
    331,005.83x = 496,582.52 × 120,643.76
  4. Step 4: Simplify right side
    331,005.83x = 59,909,583,001.31
  5. Step 5: Solve for x
    x = 59,909,583,001.31/331,005.83
  6. Step 6: Final answer
    x = 180,992.53

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