Home / 682,581.06-941,961.15-376,657.36

Finding the Fourth Proportional to 682,581.06, 941,961.15 and 376,657.36

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Solution

The fourth proportional to 682,581.06, 941,961.15 and 376,657.36 is: 519,786.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,581.06 : 941,961.15 = 376,657.36 : x
  2. Step 2: Convert to fraction form
    682,581.06/941,961.15 = 376,657.36/x
  3. Step 3: Cross multiply
    682,581.06x = 941,961.15 × 376,657.36
  4. Step 4: Simplify right side
    682,581.06x = 354,796,597,626.66
  5. Step 5: Solve for x
    x = 354,796,597,626.66/682,581.06
  6. Step 6: Final answer
    x = 519,786.76

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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.