Home / 682,405.94-1,023,571.98-209,092.67

Finding the Fourth Proportional to 682,405.94, 1,023,571.98 and 209,092.67

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Solution

The fourth proportional to 682,405.94, 1,023,571.98 and 209,092.67 is: 313,627.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,405.94 : 1,023,571.98 = 209,092.67 : x
  2. Step 2: Convert to fraction form
    682,405.94/1,023,571.98 = 209,092.67/x
  3. Step 3: Cross multiply
    682,405.94x = 1,023,571.98 × 209,092.67
  4. Step 4: Simplify right side
    682,405.94x = 214,021,393,117.53
  5. Step 5: Solve for x
    x = 214,021,393,117.53/682,405.94
  6. Step 6: Final answer
    x = 313,627.68

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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.