Home / 455,249.16-682,947.45-170,961.84

Finding the Fourth Proportional to 455,249.16, 682,947.45 and 170,961.84

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Solution

The fourth proportional to 455,249.16, 682,947.45 and 170,961.84 is: 256,470.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,249.16 : 682,947.45 = 170,961.84 : x
  2. Step 2: Convert to fraction form
    455,249.16/682,947.45 = 170,961.84/x
  3. Step 3: Cross multiply
    455,249.16x = 682,947.45 × 170,961.84
  4. Step 4: Simplify right side
    455,249.16x = 116,757,952,675.31
  5. Step 5: Solve for x
    x = 116,757,952,675.31/455,249.16
  6. Step 6: Final answer
    x = 256,470.44

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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.