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Finding the Fourth Proportional to 335,969.43, 463,604.07 and 206,887.20

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Solution

The fourth proportional to 335,969.43, 463,604.07 and 206,887.20 is: 285,483.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,969.43 : 463,604.07 = 206,887.20 : x
  2. Step 2: Convert to fraction form
    335,969.43/463,604.07 = 206,887.20/x
  3. Step 3: Cross multiply
    335,969.43x = 463,604.07 × 206,887.20
  4. Step 4: Simplify right side
    335,969.43x = 95,913,747,950.90
  5. Step 5: Solve for x
    x = 95,913,747,950.90/335,969.43
  6. Step 6: Final answer
    x = 285,483.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.