Home / 682,408.06-1,023,575.17-209,094.79

Finding the Fourth Proportional to 682,408.06, 1,023,575.17 and 209,094.79

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Solution

The fourth proportional to 682,408.06, 1,023,575.17 and 209,094.79 is: 313,630.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,408.06 : 1,023,575.17 = 209,094.79 : x
  2. Step 2: Convert to fraction form
    682,408.06/1,023,575.17 = 209,094.79/x
  3. Step 3: Cross multiply
    682,408.06x = 1,023,575.17 × 209,094.79
  4. Step 4: Simplify right side
    682,408.06x = 214,024,235,220.36
  5. Step 5: Solve for x
    x = 214,024,235,220.36/682,408.06
  6. Step 6: Final answer
    x = 313,630.87

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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.