Home / 392,870-542,160.60-214,022

Finding the Fourth Proportional to 392,870, 542,160.60 and 214,022

Calculator

Solution

The fourth proportional to 392,870, 542,160.60 and 214,022 is: 295,350.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,870 : 542,160.60 = 214,022 : x
  2. Step 2: Convert to fraction form
    392,870/542,160.60 = 214,022/x
  3. Step 3: Cross multiply
    392,870x = 542,160.60 × 214,022
  4. Step 4: Simplify right side
    392,870x = 116,034,295,933.20
  5. Step 5: Solve for x
    x = 116,034,295,933.20/392,870
  6. Step 6: Final answer
    x = 295,350.36

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.