Home / 557,198.31-835,917.48-172,939.17

Finding the Fourth Proportional to 557,198.31, 835,917.48 and 172,939.17

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Solution

The fourth proportional to 557,198.31, 835,917.48 and 172,939.17 is: 259,446.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,198.31 : 835,917.48 = 172,939.17 : x
  2. Step 2: Convert to fraction form
    557,198.31/835,917.48 = 172,939.17/x
  3. Step 3: Cross multiply
    557,198.31x = 835,917.48 × 172,939.17
  4. Step 4: Simplify right side
    557,198.31x = 144,562,875,179.69
  5. Step 5: Solve for x
    x = 144,562,875,179.69/557,198.31
  6. Step 6: Final answer
    x = 259,446.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.