Home / 982,028.80-1,472,956.80-271,993.60

Finding the Fourth Proportional to 982,028.80, 1,472,956.80 and 271,993.60

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Solution

The fourth proportional to 982,028.80, 1,472,956.80 and 271,993.60 is: 407,966.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,028.80 : 1,472,956.80 = 271,993.60 : x
  2. Step 2: Convert to fraction form
    982,028.80/1,472,956.80 = 271,993.60/x
  3. Step 3: Cross multiply
    982,028.80x = 1,472,956.80 × 271,993.60
  4. Step 4: Simplify right side
    982,028.80x = 400,634,822,676.48
  5. Step 5: Solve for x
    x = 400,634,822,676.48/982,028.80
  6. Step 6: Final answer
    x = 407,966.47

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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.