Home / 994,024.70-1,491,231.45-394,883.90

Finding the Fourth Proportional to 994,024.70, 1,491,231.45 and 394,883.90

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Solution

The fourth proportional to 994,024.70, 1,491,231.45 and 394,883.90 is: 592,403.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,024.70 : 1,491,231.45 = 394,883.90 : x
  2. Step 2: Convert to fraction form
    994,024.70/1,491,231.45 = 394,883.90/x
  3. Step 3: Cross multiply
    994,024.70x = 1,491,231.45 × 394,883.90
  4. Step 4: Simplify right side
    994,024.70x = 588,863,290,778.66
  5. Step 5: Solve for x
    x = 588,863,290,778.66/994,024.70
  6. Step 6: Final answer
    x = 592,403.08

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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.