Home / 682,683.23-1,023,986.50-209,367.29

Finding the Fourth Proportional to 682,683.23, 1,023,986.50 and 209,367.29

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Solution

The fourth proportional to 682,683.23, 1,023,986.50 and 209,367.29 is: 314,039.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,683.23 : 1,023,986.50 = 209,367.29 : x
  2. Step 2: Convert to fraction form
    682,683.23/1,023,986.50 = 209,367.29/x
  3. Step 3: Cross multiply
    682,683.23x = 1,023,986.50 × 209,367.29
  4. Step 4: Simplify right side
    682,683.23x = 214,389,278,501.59
  5. Step 5: Solve for x
    x = 214,389,278,501.59/682,683.23
  6. Step 6: Final answer
    x = 314,039.18

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1.5x scale

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.