Home / 685,042.97-1,027,568.70-179,599.41

Finding the Fourth Proportional to 685,042.97, 1,027,568.70 and 179,599.41

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Solution

The fourth proportional to 685,042.97, 1,027,568.70 and 179,599.41 is: 269,400.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    685,042.97 : 1,027,568.70 = 179,599.41 : x
  2. Step 2: Convert to fraction form
    685,042.97/1,027,568.70 = 179,599.41/x
  3. Step 3: Cross multiply
    685,042.97x = 1,027,568.70 × 179,599.41
  4. Step 4: Simplify right side
    685,042.97x = 184,550,732,254.47
  5. Step 5: Solve for x
    x = 184,550,732,254.47/685,042.97
  6. Step 6: Final answer
    x = 269,400.23

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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.