Home / 951,903.30-1,427,859.90-320,822.58

Finding the Fourth Proportional to 951,903.30, 1,427,859.90 and 320,822.58

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Solution

The fourth proportional to 951,903.30, 1,427,859.90 and 320,822.58 is: 481,235.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,903.30 : 1,427,859.90 = 320,822.58 : x
  2. Step 2: Convert to fraction form
    951,903.30/1,427,859.90 = 320,822.58/x
  3. Step 3: Cross multiply
    951,903.30x = 1,427,859.90 × 320,822.58
  4. Step 4: Simplify right side
    951,903.30x = 458,089,696,996.54
  5. Step 5: Solve for x
    x = 458,089,696,996.54/951,903.30
  6. Step 6: Final answer
    x = 481,235.54

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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.