Home / 755,178.43-1,132,804.99-215,514.25

Finding the Fourth Proportional to 755,178.43, 1,132,804.99 and 215,514.25

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Solution

The fourth proportional to 755,178.43, 1,132,804.99 and 215,514.25 is: 323,282.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,178.43 : 1,132,804.99 = 215,514.25 : x
  2. Step 2: Convert to fraction form
    755,178.43/1,132,804.99 = 215,514.25/x
  3. Step 3: Cross multiply
    755,178.43x = 1,132,804.99 × 215,514.25
  4. Step 4: Simplify right side
    755,178.43x = 244,135,616,738.54
  5. Step 5: Solve for x
    x = 244,135,616,738.54/755,178.43
  6. Step 6: Final answer
    x = 323,282.03

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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.