Home / 682,146.48-1,023,076.89-202,378.83

Finding the Fourth Proportional to 682,146.48, 1,023,076.89 and 202,378.83

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Solution

The fourth proportional to 682,146.48, 1,023,076.89 and 202,378.83 is: 303,525.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,146.48 : 1,023,076.89 = 202,378.83 : x
  2. Step 2: Convert to fraction form
    682,146.48/1,023,076.89 = 202,378.83/x
  3. Step 3: Cross multiply
    682,146.48x = 1,023,076.89 × 202,378.83
  4. Step 4: Simplify right side
    682,146.48x = 207,049,103,998.24
  5. Step 5: Solve for x
    x = 207,049,103,998.24/682,146.48
  6. Step 6: Final answer
    x = 303,525.87

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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.