Home / 755,859.72-1,043,086.32-416,327.97

Finding the Fourth Proportional to 755,859.72, 1,043,086.32 and 416,327.97

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Solution

The fourth proportional to 755,859.72, 1,043,086.32 and 416,327.97 is: 574,532.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,859.72 : 1,043,086.32 = 416,327.97 : x
  2. Step 2: Convert to fraction form
    755,859.72/1,043,086.32 = 416,327.97/x
  3. Step 3: Cross multiply
    755,859.72x = 1,043,086.32 × 416,327.97
  4. Step 4: Simplify right side
    755,859.72x = 434,266,010,140.37
  5. Step 5: Solve for x
    x = 434,266,010,140.37/755,859.72
  6. Step 6: Final answer
    x = 574,532.55

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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.