Home / 682,279.56-941,546.70-376,349.04

Finding the Fourth Proportional to 682,279.56, 941,546.70 and 376,349.04

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Solution

The fourth proportional to 682,279.56, 941,546.70 and 376,349.04 is: 519,362.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,279.56 : 941,546.70 = 376,349.04 : x
  2. Step 2: Convert to fraction form
    682,279.56/941,546.70 = 376,349.04/x
  3. Step 3: Cross multiply
    682,279.56x = 941,546.70 × 376,349.04
  4. Step 4: Simplify right side
    682,279.56x = 354,350,196,660.17
  5. Step 5: Solve for x
    x = 354,350,196,660.17/682,279.56
  6. Step 6: Final answer
    x = 519,362.18

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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.