Home / 682,604.82-941,987.07-376,683.62

Finding the Fourth Proportional to 682,604.82, 941,987.07 and 376,683.62

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Solution

The fourth proportional to 682,604.82, 941,987.07 and 376,683.62 is: 519,819.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,604.82 : 941,987.07 = 376,683.62 : x
  2. Step 2: Convert to fraction form
    682,604.82/941,987.07 = 376,683.62/x
  3. Step 3: Cross multiply
    682,604.82x = 941,987.07 × 376,683.62
  4. Step 4: Simplify right side
    682,604.82x = 354,831,094,810.86
  5. Step 5: Solve for x
    x = 354,831,094,810.86/682,604.82
  6. Step 6: Final answer
    x = 519,819.20

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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.