Home / 335,349.12-462,579.36-206,309.60

Finding the Fourth Proportional to 335,349.12, 462,579.36 and 206,309.60

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Solution

The fourth proportional to 335,349.12, 462,579.36 and 206,309.60 is: 284,582.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,349.12 : 462,579.36 = 206,309.60 : x
  2. Step 2: Convert to fraction form
    335,349.12/462,579.36 = 206,309.60/x
  3. Step 3: Cross multiply
    335,349.12x = 462,579.36 × 206,309.60
  4. Step 4: Simplify right side
    335,349.12x = 95,434,562,729.86
  5. Step 5: Solve for x
    x = 95,434,562,729.86/335,349.12
  6. Step 6: Final answer
    x = 284,582.71

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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.