Home / 728,093.27-1,092,631.99-254,782.73

Finding the Fourth Proportional to 728,093.27, 1,092,631.99 and 254,782.73

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Solution

The fourth proportional to 728,093.27, 1,092,631.99 and 254,782.73 is: 382,346.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,093.27 : 1,092,631.99 = 254,782.73 : x
  2. Step 2: Convert to fraction form
    728,093.27/1,092,631.99 = 254,782.73/x
  3. Step 3: Cross multiply
    728,093.27x = 1,092,631.99 × 254,782.73
  4. Step 4: Simplify right side
    728,093.27x = 278,383,763,392.16
  5. Step 5: Solve for x
    x = 278,383,763,392.16/728,093.27
  6. Step 6: Final answer
    x = 382,346.29

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1.5x scale

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.