Home / 951,957.48-1,427,940.90-320,876.76

Finding the Fourth Proportional to 951,957.48, 1,427,940.90 and 320,876.76

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Solution

The fourth proportional to 951,957.48, 1,427,940.90 and 320,876.76 is: 481,316.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,957.48 : 1,427,940.90 = 320,876.76 : x
  2. Step 2: Convert to fraction form
    951,957.48/1,427,940.90 = 320,876.76/x
  3. Step 3: Cross multiply
    951,957.48x = 1,427,940.90 × 320,876.76
  4. Step 4: Simplify right side
    951,957.48x = 458,193,049,463.48
  5. Step 5: Solve for x
    x = 458,193,049,463.48/951,957.48
  6. Step 6: Final answer
    x = 481,316.72

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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.