Home / 994,022.70-1,491,228.45-394,881.90

Finding the Fourth Proportional to 994,022.70, 1,491,228.45 and 394,881.90

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Solution

The fourth proportional to 994,022.70, 1,491,228.45 and 394,881.90 is: 592,400.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,022.70 : 1,491,228.45 = 394,881.90 : x
  2. Step 2: Convert to fraction form
    994,022.70/1,491,228.45 = 394,881.90/x
  3. Step 3: Cross multiply
    994,022.70x = 1,491,228.45 × 394,881.90
  4. Step 4: Simplify right side
    994,022.70x = 588,859,123,670.06
  5. Step 5: Solve for x
    x = 588,859,123,670.06/994,022.70
  6. Step 6: Final answer
    x = 592,400.08

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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.