Home / 283,608-391,377.36-154,546.20

Finding the Fourth Proportional to 283,608, 391,377.36 and 154,546.20

Calculator

Solution

The fourth proportional to 283,608, 391,377.36 and 154,546.20 is: 213,272.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,608 : 391,377.36 = 154,546.20 : x
  2. Step 2: Convert to fraction form
    283,608/391,377.36 = 154,546.20/x
  3. Step 3: Cross multiply
    283,608x = 391,377.36 × 154,546.20
  4. Step 4: Simplify right side
    283,608x = 60,485,883,754.03
  5. Step 5: Solve for x
    x = 60,485,883,754.03/283,608
  6. Step 6: Final answer
    x = 213,272.84

Related Problems

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.