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Finding the Fourth Proportional to 376,509.10, 519,581.46 and 225,606.10

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Solution

The fourth proportional to 376,509.10, 519,581.46 and 225,606.10 is: 311,335.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,509.10 : 519,581.46 = 225,606.10 : x
  2. Step 2: Convert to fraction form
    376,509.10/519,581.46 = 225,606.10/x
  3. Step 3: Cross multiply
    376,509.10x = 519,581.46 × 225,606.10
  4. Step 4: Simplify right side
    376,509.10x = 117,220,746,822.91
  5. Step 5: Solve for x
    x = 117,220,746,822.91/376,509.10
  6. Step 6: Final answer
    x = 311,335.76

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