Home / 820,392.30-1,230,582.98-441,491.31

Finding the Fourth Proportional to 820,392.30, 1,230,582.98 and 441,491.31

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Solution

The fourth proportional to 820,392.30, 1,230,582.98 and 441,491.31 is: 662,234.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    820,392.30 : 1,230,582.98 = 441,491.31 : x
  2. Step 2: Convert to fraction form
    820,392.30/1,230,582.98 = 441,491.31/x
  3. Step 3: Cross multiply
    820,392.30x = 1,230,582.98 × 441,491.31
  4. Step 4: Simplify right side
    820,392.30x = 543,291,693,007.63
  5. Step 5: Solve for x
    x = 543,291,693,007.63/820,392.30
  6. Step 6: Final answer
    x = 662,234.02

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