Home / 718,313.06-1,077,469.56-682,394.66

Finding the Fourth Proportional to 718,313.06, 1,077,469.56 and 682,394.66

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Solution

The fourth proportional to 718,313.06, 1,077,469.56 and 682,394.66 is: 1,023,591.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,313.06 : 1,077,469.56 = 682,394.66 : x
  2. Step 2: Convert to fraction form
    718,313.06/1,077,469.56 = 682,394.66/x
  3. Step 3: Cross multiply
    718,313.06x = 1,077,469.56 × 682,394.66
  4. Step 4: Simplify right side
    718,313.06x = 735,259,468,669.20
  5. Step 5: Solve for x
    x = 735,259,468,669.20/718,313.06
  6. Step 6: Final answer
    x = 1,023,591.96

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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.