Home / 1,104,255.40-1,656,383.10-394,623.40

Finding the Fourth Proportional to 1,104,255.40, 1,656,383.10 and 394,623.40

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Solution

The fourth proportional to 1,104,255.40, 1,656,383.10 and 394,623.40 is: 591,935.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,255.40 : 1,656,383.10 = 394,623.40 : x
  2. Step 2: Convert to fraction form
    1,104,255.40/1,656,383.10 = 394,623.40/x
  3. Step 3: Cross multiply
    1,104,255.40x = 1,656,383.10 × 394,623.40
  4. Step 4: Simplify right side
    1,104,255.40x = 653,647,530,624.54
  5. Step 5: Solve for x
    x = 653,647,530,624.54/1,104,255.40
  6. Step 6: Final answer
    x = 591,935.10

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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.