Home / 728,093.77-1,092,632.74-254,783.23

Finding the Fourth Proportional to 728,093.77, 1,092,632.74 and 254,783.23

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Solution

The fourth proportional to 728,093.77, 1,092,632.74 and 254,783.23 is: 382,347.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,093.77 : 1,092,632.74 = 254,783.23 : x
  2. Step 2: Convert to fraction form
    728,093.77/1,092,632.74 = 254,783.23/x
  3. Step 3: Cross multiply
    728,093.77x = 1,092,632.74 × 254,783.23
  4. Step 4: Simplify right side
    728,093.77x = 278,384,498,700.95
  5. Step 5: Solve for x
    x = 278,384,498,700.95/728,093.77
  6. Step 6: Final answer
    x = 382,347.04

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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.