Home / 797,684.56-1,100,728.20-439,965.52

Finding the Fourth Proportional to 797,684.56, 1,100,728.20 and 439,965.52

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Solution

The fourth proportional to 797,684.56, 1,100,728.20 and 439,965.52 is: 607,110.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,684.56 : 1,100,728.20 = 439,965.52 : x
  2. Step 2: Convert to fraction form
    797,684.56/1,100,728.20 = 439,965.52/x
  3. Step 3: Cross multiply
    797,684.56x = 1,100,728.20 × 439,965.52
  4. Step 4: Simplify right side
    797,684.56x = 484,282,454,891.66
  5. Step 5: Solve for x
    x = 484,282,454,891.66/797,684.56
  6. Step 6: Final answer
    x = 607,110.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.