Home / 838,912.50-1,258,533.23-333,379.25

Finding the Fourth Proportional to 838,912.50, 1,258,533.23 and 333,379.25

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Solution

The fourth proportional to 838,912.50, 1,258,533.23 and 333,379.25 is: 500,134.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,912.50 : 1,258,533.23 = 333,379.25 : x
  2. Step 2: Convert to fraction form
    838,912.50/1,258,533.23 = 333,379.25/x
  3. Step 3: Cross multiply
    838,912.50x = 1,258,533.23 × 333,379.25
  4. Step 4: Simplify right side
    838,912.50x = 419,568,856,357.92
  5. Step 5: Solve for x
    x = 419,568,856,357.92/838,912.50
  6. Step 6: Final answer
    x = 500,134.23

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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.