Home / 379,568.14-569,286.59-113,257.15

Finding the Fourth Proportional to 379,568.14, 569,286.59 and 113,257.15

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Solution

The fourth proportional to 379,568.14, 569,286.59 and 113,257.15 is: 169,866.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,568.14 : 569,286.59 = 113,257.15 : x
  2. Step 2: Convert to fraction form
    379,568.14/569,286.59 = 113,257.15/x
  3. Step 3: Cross multiply
    379,568.14x = 569,286.59 × 113,257.15
  4. Step 4: Simplify right side
    379,568.14x = 64,475,775,576.54
  5. Step 5: Solve for x
    x = 64,475,775,576.54/379,568.14
  6. Step 6: Final answer
    x = 169,866.14

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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.