Home / 682,212.90-941,441.91-376,317.18

Finding the Fourth Proportional to 682,212.90, 941,441.91 and 376,317.18

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Solution

The fourth proportional to 682,212.90, 941,441.91 and 376,317.18 is: 519,311.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,212.90 : 941,441.91 = 376,317.18 : x
  2. Step 2: Convert to fraction form
    682,212.90/941,441.91 = 376,317.18/x
  3. Step 3: Cross multiply
    682,212.90x = 941,441.91 × 376,317.18
  4. Step 4: Simplify right side
    682,212.90x = 354,280,764,705.01
  5. Step 5: Solve for x
    x = 354,280,764,705.01/682,212.90
  6. Step 6: Final answer
    x = 519,311.15

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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.