Home / 376,717.68-519,848.82-206,948.16

Finding the Fourth Proportional to 376,717.68, 519,848.82 and 206,948.16

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Solution

The fourth proportional to 376,717.68, 519,848.82 and 206,948.16 is: 285,576.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,717.68 : 519,848.82 = 206,948.16 : x
  2. Step 2: Convert to fraction form
    376,717.68/519,848.82 = 206,948.16/x
  3. Step 3: Cross multiply
    376,717.68x = 519,848.82 × 206,948.16
  4. Step 4: Simplify right side
    376,717.68x = 107,581,756,777.17
  5. Step 5: Solve for x
    x = 107,581,756,777.17/376,717.68
  6. Step 6: Final answer
    x = 285,576.61

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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.