Home / 681,407.60-1,022,270.40-225,965.52

Finding the Fourth Proportional to 681,407.60, 1,022,270.40 and 225,965.52

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Solution

The fourth proportional to 681,407.60, 1,022,270.40 and 225,965.52 is: 339,001.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,407.60 : 1,022,270.40 = 225,965.52 : x
  2. Step 2: Convert to fraction form
    681,407.60/1,022,270.40 = 225,965.52/x
  3. Step 3: Cross multiply
    681,407.60x = 1,022,270.40 × 225,965.52
  4. Step 4: Simplify right side
    681,407.60x = 230,997,858,683.09
  5. Step 5: Solve for x
    x = 230,997,858,683.09/681,407.60
  6. Step 6: Final answer
    x = 339,001.00

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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.