Home / 682,216.86-1,023,327.77-208,900.30

Finding the Fourth Proportional to 682,216.86, 1,023,327.77 and 208,900.30

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Solution

The fourth proportional to 682,216.86, 1,023,327.77 and 208,900.30 is: 313,351.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,216.86 : 1,023,327.77 = 208,900.30 : x
  2. Step 2: Convert to fraction form
    682,216.86/1,023,327.77 = 208,900.30/x
  3. Step 3: Cross multiply
    682,216.86x = 1,023,327.77 × 208,900.30
  4. Step 4: Simplify right side
    682,216.86x = 213,773,478,151.33
  5. Step 5: Solve for x
    x = 213,773,478,151.33/682,216.86
  6. Step 6: Final answer
    x = 313,351.21

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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.