Home / 352,218.31-486,061.27-201,318.55

Finding the Fourth Proportional to 352,218.31, 486,061.27 and 201,318.55

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Solution

The fourth proportional to 352,218.31, 486,061.27 and 201,318.55 is: 277,819.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,218.31 : 486,061.27 = 201,318.55 : x
  2. Step 2: Convert to fraction form
    352,218.31/486,061.27 = 201,318.55/x
  3. Step 3: Cross multiply
    352,218.31x = 486,061.27 × 201,318.55
  4. Step 4: Simplify right side
    352,218.31x = 97,853,150,087.56
  5. Step 5: Solve for x
    x = 97,853,150,087.56/352,218.31
  6. Step 6: Final answer
    x = 277,819.60

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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.