Home / 951,472.80-1,313,093.16-628,616.52

Finding the Fourth Proportional to 951,472.80, 1,313,093.16 and 628,616.52

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Solution

The fourth proportional to 951,472.80, 1,313,093.16 and 628,616.52 is: 867,530.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,472.80 : 1,313,093.16 = 628,616.52 : x
  2. Step 2: Convert to fraction form
    951,472.80/1,313,093.16 = 628,616.52/x
  3. Step 3: Cross multiply
    951,472.80x = 1,313,093.16 × 628,616.52
  4. Step 4: Simplify right side
    951,472.80x = 825,432,052,675.00
  5. Step 5: Solve for x
    x = 825,432,052,675.00/951,472.80
  6. Step 6: Final answer
    x = 867,530.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.