Home / 892,636.44-1,338,965.82-261,563.16

Finding the Fourth Proportional to 892,636.44, 1,338,965.82 and 261,563.16

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Solution

The fourth proportional to 892,636.44, 1,338,965.82 and 261,563.16 is: 392,348.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,636.44 : 1,338,965.82 = 261,563.16 : x
  2. Step 2: Convert to fraction form
    892,636.44/1,338,965.82 = 261,563.16/x
  3. Step 3: Cross multiply
    892,636.44x = 1,338,965.82 × 261,563.16
  4. Step 4: Simplify right side
    892,636.44x = 350,224,131,011.19
  5. Step 5: Solve for x
    x = 350,224,131,011.19/892,636.44
  6. Step 6: Final answer
    x = 392,348.01

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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.