Home / 951,446.60-1,312,995.66-521,734.04

Finding the Fourth Proportional to 951,446.60, 1,312,995.66 and 521,734.04

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Solution

The fourth proportional to 951,446.60, 1,312,995.66 and 521,734.04 is: 719,992.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,446.60 : 1,312,995.66 = 521,734.04 : x
  2. Step 2: Convert to fraction form
    951,446.60/1,312,995.66 = 521,734.04/x
  3. Step 3: Cross multiply
    951,446.60x = 1,312,995.66 × 521,734.04
  4. Step 4: Simplify right side
    951,446.60x = 685,034,530,194.27
  5. Step 5: Solve for x
    x = 685,034,530,194.27/951,446.60
  6. Step 6: Final answer
    x = 719,992.62

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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.