Home / 719,716.68-1,079,727.25-270,441.43

Finding the Fourth Proportional to 719,716.68, 1,079,727.25 and 270,441.43

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Solution

The fourth proportional to 719,716.68, 1,079,727.25 and 270,441.43 is: 405,719.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,716.68 : 1,079,727.25 = 270,441.43 : x
  2. Step 2: Convert to fraction form
    719,716.68/1,079,727.25 = 270,441.43/x
  3. Step 3: Cross multiply
    719,716.68x = 1,079,727.25 × 270,441.43
  4. Step 4: Simplify right side
    719,716.68x = 292,002,985,846.03
  5. Step 5: Solve for x
    x = 292,002,985,846.03/719,716.68
  6. Step 6: Final answer
    x = 405,719.35

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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.