Home / 951,606.73-1,313,217.39-521,895.88

Finding the Fourth Proportional to 951,606.73, 1,313,217.39 and 521,895.88

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Solution

The fourth proportional to 951,606.73, 1,313,217.39 and 521,895.88 is: 720,216.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,606.73 : 1,313,217.39 = 521,895.88 : x
  2. Step 2: Convert to fraction form
    951,606.73/1,313,217.39 = 521,895.88/x
  3. Step 3: Cross multiply
    951,606.73x = 1,313,217.39 × 521,895.88
  4. Step 4: Simplify right side
    951,606.73x = 685,362,745,385.35
  5. Step 5: Solve for x
    x = 685,362,745,385.35/951,606.73
  6. Step 6: Final answer
    x = 720,216.37

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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.