Home / 399,330-599,082.48-150,012

Finding the Fourth Proportional to 399,330, 599,082.48 and 150,012

Calculator

Solution

The fourth proportional to 399,330, 599,082.48 and 150,012 is: 225,050.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,330 : 599,082.48 = 150,012 : x
  2. Step 2: Convert to fraction form
    399,330/599,082.48 = 150,012/x
  3. Step 3: Cross multiply
    399,330x = 599,082.48 × 150,012
  4. Step 4: Simplify right side
    399,330x = 89,869,560,989.76
  5. Step 5: Solve for x
    x = 89,869,560,989.76/399,330
  6. Step 6: Final answer
    x = 225,050.86

Related Problems

Find fourth proportional to 199,665, 299,541.24 and 75,006
Half scale
Find fourth proportional to 798,660, 1,198,164.96 and 300,024
Double scale
Find fourth proportional to 399,331, 599,083.98 and 150,013
Similar ratio
Find fourth proportional to 598,995, 898,623.72 and 225,018
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.