Home / 951,955.23-1,427,937.53-320,874.51

Finding the Fourth Proportional to 951,955.23, 1,427,937.53 and 320,874.51

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Solution

The fourth proportional to 951,955.23, 1,427,937.53 and 320,874.51 is: 481,313.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,955.23 : 1,427,937.53 = 320,874.51 : x
  2. Step 2: Convert to fraction form
    951,955.23/1,427,937.53 = 320,874.51/x
  3. Step 3: Cross multiply
    951,955.23x = 1,427,937.53 × 320,874.51
  4. Step 4: Simplify right side
    951,955.23x = 458,188,753,644.99
  5. Step 5: Solve for x
    x = 458,188,753,644.99/951,955.23
  6. Step 6: Final answer
    x = 481,313.34

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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.