Home / 787,278.26-1,181,104.77-254,799.29

Finding the Fourth Proportional to 787,278.26, 1,181,104.77 and 254,799.29

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Solution

The fourth proportional to 787,278.26, 1,181,104.77 and 254,799.29 is: 382,259.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,278.26 : 1,181,104.77 = 254,799.29 : x
  2. Step 2: Convert to fraction form
    787,278.26/1,181,104.77 = 254,799.29/x
  3. Step 3: Cross multiply
    787,278.26x = 1,181,104.77 × 254,799.29
  4. Step 4: Simplify right side
    787,278.26x = 300,944,660,719.87
  5. Step 5: Solve for x
    x = 300,944,660,719.87/787,278.26
  6. Step 6: Final answer
    x = 382,259.58

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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.