Home / 681,996.62-941,134.74-376,072.86

Finding the Fourth Proportional to 681,996.62, 941,134.74 and 376,072.86

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Solution

The fourth proportional to 681,996.62, 941,134.74 and 376,072.86 is: 518,969.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,996.62 : 941,134.74 = 376,072.86 : x
  2. Step 2: Convert to fraction form
    681,996.62/941,134.74 = 376,072.86/x
  3. Step 3: Cross multiply
    681,996.62x = 941,134.74 × 376,072.86
  4. Step 4: Simplify right side
    681,996.62x = 353,935,233,317.16
  5. Step 5: Solve for x
    x = 353,935,233,317.16/681,996.62
  6. Step 6: Final answer
    x = 518,969.19

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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.