Home / 642,025.20-963,037.80-327,097.20

Finding the Fourth Proportional to 642,025.20, 963,037.80 and 327,097.20

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Solution

The fourth proportional to 642,025.20, 963,037.80 and 327,097.20 is: 490,645.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    642,025.20 : 963,037.80 = 327,097.20 : x
  2. Step 2: Convert to fraction form
    642,025.20/963,037.80 = 327,097.20/x
  3. Step 3: Cross multiply
    642,025.20x = 963,037.80 × 327,097.20
  4. Step 4: Simplify right side
    642,025.20x = 315,006,967,874.16
  5. Step 5: Solve for x
    x = 315,006,967,874.16/642,025.20
  6. Step 6: Final answer
    x = 490,645.80

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