Home / 994,757.45-1,492,134.31-311,696.59

Finding the Fourth Proportional to 994,757.45, 1,492,134.31 and 311,696.59

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Solution

The fourth proportional to 994,757.45, 1,492,134.31 and 311,696.59 is: 467,544.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,757.45 : 1,492,134.31 = 311,696.59 : x
  2. Step 2: Convert to fraction form
    994,757.45/1,492,134.31 = 311,696.59/x
  3. Step 3: Cross multiply
    994,757.45x = 1,492,134.31 × 311,696.59
  4. Step 4: Simplify right side
    994,757.45x = 465,093,176,249.00
  5. Step 5: Solve for x
    x = 465,093,176,249.00/994,757.45
  6. Step 6: Final answer
    x = 467,544.30

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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.