Home / 951,572.52-1,427,361.21-320,929.20

Finding the Fourth Proportional to 951,572.52, 1,427,361.21 and 320,929.20

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Solution

The fourth proportional to 951,572.52, 1,427,361.21 and 320,929.20 is: 481,394.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,572.52 : 1,427,361.21 = 320,929.20 : x
  2. Step 2: Convert to fraction form
    951,572.52/1,427,361.21 = 320,929.20/x
  3. Step 3: Cross multiply
    951,572.52x = 1,427,361.21 × 320,929.20
  4. Step 4: Simplify right side
    951,572.52x = 458,081,891,236.33
  5. Step 5: Solve for x
    x = 458,081,891,236.33/951,572.52
  6. Step 6: Final answer
    x = 481,394.62

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1.5x scale

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.