Home / 725,765.00-1,001,589.87-403,480.47

Finding the Fourth Proportional to 725,765.00, 1,001,589.87 and 403,480.47

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Solution

The fourth proportional to 725,765.00, 1,001,589.87 and 403,480.47 is: 556,822.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,765.00 : 1,001,589.87 = 403,480.47 : x
  2. Step 2: Convert to fraction form
    725,765.00/1,001,589.87 = 403,480.47/x
  3. Step 3: Cross multiply
    725,765.00x = 1,001,589.87 × 403,480.47
  4. Step 4: Simplify right side
    725,765.00x = 404,121,951,494.84
  5. Step 5: Solve for x
    x = 404,121,951,494.84/725,765.00
  6. Step 6: Final answer
    x = 556,822.05

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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.