Home / 892,744.70-1,339,127.94-261,671.28

Finding the Fourth Proportional to 892,744.70, 1,339,127.94 and 261,671.28

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Solution

The fourth proportional to 892,744.70, 1,339,127.94 and 261,671.28 is: 392,510.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,744.70 : 1,339,127.94 = 261,671.28 : x
  2. Step 2: Convert to fraction form
    892,744.70/1,339,127.94 = 261,671.28/x
  3. Step 3: Cross multiply
    892,744.70x = 1,339,127.94 × 261,671.28
  4. Step 4: Simplify right side
    892,744.70x = 350,411,322,143.56
  5. Step 5: Solve for x
    x = 350,411,322,143.56/892,744.70
  6. Step 6: Final answer
    x = 392,510.11

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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.