Home / 892,753.45-1,339,141.07-261,680.02

Finding the Fourth Proportional to 892,753.45, 1,339,141.07 and 261,680.02

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Solution

The fourth proportional to 892,753.45, 1,339,141.07 and 261,680.02 is: 392,523.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,753.45 : 1,339,141.07 = 261,680.02 : x
  2. Step 2: Convert to fraction form
    892,753.45/1,339,141.07 = 261,680.02/x
  3. Step 3: Cross multiply
    892,753.45x = 1,339,141.07 × 261,680.02
  4. Step 4: Simplify right side
    892,753.45x = 350,426,460,672.02
  5. Step 5: Solve for x
    x = 350,426,460,672.02/892,753.45
  6. Step 6: Final answer
    x = 392,523.22

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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.