Home / 682,409.06-1,023,576.66-209,095.80

Finding the Fourth Proportional to 682,409.06, 1,023,576.66 and 209,095.80

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Solution

The fourth proportional to 682,409.06, 1,023,576.66 and 209,095.80 is: 313,632.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,409.06 : 1,023,576.66 = 209,095.80 : x
  2. Step 2: Convert to fraction form
    682,409.06/1,023,576.66 = 209,095.80/x
  3. Step 3: Cross multiply
    682,409.06x = 1,023,576.66 × 209,095.80
  4. Step 4: Simplify right side
    682,409.06x = 214,025,580,584.03
  5. Step 5: Solve for x
    x = 214,025,580,584.03/682,409.06
  6. Step 6: Final answer
    x = 313,632.38

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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.