Home / 951,562.50-1,313,035.56-521,729.52

Finding the Fourth Proportional to 951,562.50, 1,313,035.56 and 521,729.52

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Solution

The fourth proportional to 951,562.50, 1,313,035.56 and 521,729.52 is: 719,920.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,562.50 : 1,313,035.56 = 521,729.52 : x
  2. Step 2: Convert to fraction form
    951,562.50/1,313,035.56 = 521,729.52/x
  3. Step 3: Cross multiply
    951,562.50x = 1,313,035.56 × 521,729.52
  4. Step 4: Simplify right side
    951,562.50x = 685,049,412,461.73
  5. Step 5: Solve for x
    x = 685,049,412,461.73/951,562.50
  6. Step 6: Final answer
    x = 719,920.56

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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.