Home / 728,093.28-1,092,632.00-254,782.74

Finding the Fourth Proportional to 728,093.28, 1,092,632.00 and 254,782.74

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Solution

The fourth proportional to 728,093.28, 1,092,632.00 and 254,782.74 is: 382,346.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,093.28 : 1,092,632.00 = 254,782.74 : x
  2. Step 2: Convert to fraction form
    728,093.28/1,092,632.00 = 254,782.74/x
  3. Step 3: Cross multiply
    728,093.28x = 1,092,632.00 × 254,782.74
  4. Step 4: Simplify right side
    728,093.28x = 278,383,773,497.77
  5. Step 5: Solve for x
    x = 278,383,773,497.77/728,093.28
  6. Step 6: Final answer
    x = 382,346.30

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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.