Home / 414,836.13-622,344.92-134,381.73

Finding the Fourth Proportional to 414,836.13, 622,344.92 and 134,381.73

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Solution

The fourth proportional to 414,836.13, 622,344.92 and 134,381.73 is: 201,601.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,836.13 : 622,344.92 = 134,381.73 : x
  2. Step 2: Convert to fraction form
    414,836.13/622,344.92 = 134,381.73/x
  3. Step 3: Cross multiply
    414,836.13x = 622,344.92 × 134,381.73
  4. Step 4: Simplify right side
    414,836.13x = 83,631,786,334.40
  5. Step 5: Solve for x
    x = 83,631,786,334.40/414,836.13
  6. Step 6: Final answer
    x = 201,601.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.