Home / 682,591.14-1,023,549.57-209,162.34

Finding the Fourth Proportional to 682,591.14, 1,023,549.57 and 209,162.34

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Solution

The fourth proportional to 682,591.14, 1,023,549.57 and 209,162.34 is: 313,640.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,591.14 : 1,023,549.57 = 209,162.34 : x
  2. Step 2: Convert to fraction form
    682,591.14/1,023,549.57 = 209,162.34/x
  3. Step 3: Cross multiply
    682,591.14x = 1,023,549.57 × 209,162.34
  4. Step 4: Simplify right side
    682,591.14x = 214,088,023,167.19
  5. Step 5: Solve for x
    x = 214,088,023,167.19/682,591.14
  6. Step 6: Final answer
    x = 313,640.20

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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.