Home / 682,015.35-941,159.61-376,104.63

Finding the Fourth Proportional to 682,015.35, 941,159.61 and 376,104.63

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Solution

The fourth proportional to 682,015.35, 941,159.61 and 376,104.63 is: 519,012.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,015.35 : 941,159.61 = 376,104.63 : x
  2. Step 2: Convert to fraction form
    682,015.35/941,159.61 = 376,104.63/x
  3. Step 3: Cross multiply
    682,015.35x = 941,159.61 × 376,104.63
  4. Step 4: Simplify right side
    682,015.35x = 353,974,486,889.99
  5. Step 5: Solve for x
    x = 353,974,486,889.99/682,015.35
  6. Step 6: Final answer
    x = 519,012.49

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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.