Home / 682,126.70-1,023,015.52-202,242.28

Finding the Fourth Proportional to 682,126.70, 1,023,015.52 and 202,242.28

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Solution

The fourth proportional to 682,126.70, 1,023,015.52 and 202,242.28 is: 303,311.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,126.70 : 1,023,015.52 = 202,242.28 : x
  2. Step 2: Convert to fraction form
    682,126.70/1,023,015.52 = 202,242.28/x
  3. Step 3: Cross multiply
    682,126.70x = 1,023,015.52 × 202,242.28
  4. Step 4: Simplify right side
    682,126.70x = 206,896,990,228.97
  5. Step 5: Solve for x
    x = 206,896,990,228.97/682,126.70
  6. Step 6: Final answer
    x = 303,311.67

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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.