Home / 951,891.58-1,427,842.29-320,810.86

Finding the Fourth Proportional to 951,891.58, 1,427,842.29 and 320,810.86

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Solution

The fourth proportional to 951,891.58, 1,427,842.29 and 320,810.86 is: 481,217.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,891.58 : 1,427,842.29 = 320,810.86 : x
  2. Step 2: Convert to fraction form
    951,891.58/1,427,842.29 = 320,810.86/x
  3. Step 3: Cross multiply
    951,891.58x = 1,427,842.29 × 320,810.86
  4. Step 4: Simplify right side
    951,891.58x = 458,067,312,999.27
  5. Step 5: Solve for x
    x = 458,067,312,999.27/951,891.58
  6. Step 6: Final answer
    x = 481,217.95

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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.