Home / 892,753.70-1,339,141.44-261,680.27

Finding the Fourth Proportional to 892,753.70, 1,339,141.44 and 261,680.27

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Solution

The fourth proportional to 892,753.70, 1,339,141.44 and 261,680.27 is: 392,523.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,753.70 : 1,339,141.44 = 261,680.27 : x
  2. Step 2: Convert to fraction form
    892,753.70/1,339,141.44 = 261,680.27/x
  3. Step 3: Cross multiply
    892,753.70x = 1,339,141.44 × 261,680.27
  4. Step 4: Simplify right side
    892,753.70x = 350,426,893,587.39
  5. Step 5: Solve for x
    x = 350,426,893,587.39/892,753.70
  6. Step 6: Final answer
    x = 392,523.60

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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.