Home / 682,997.68-942,538.19-377,074.66

Finding the Fourth Proportional to 682,997.68, 942,538.19 and 377,074.66

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Solution

The fourth proportional to 682,997.68, 942,538.19 and 377,074.66 is: 520,363.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,997.68 : 942,538.19 = 377,074.66 : x
  2. Step 2: Convert to fraction form
    682,997.68/942,538.19 = 377,074.66/x
  3. Step 3: Cross multiply
    682,997.68x = 942,538.19 × 377,074.66
  4. Step 4: Simplify right side
    682,997.68x = 355,407,267,531.27
  5. Step 5: Solve for x
    x = 355,407,267,531.27/682,997.68
  6. Step 6: Final answer
    x = 520,363.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.