Home / 178,296-388,568

Finding the Third Proportional to 178,296 and 388,568

Calculator

Solution

The third proportional to 178,296 and 388,568 is: 846,822.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,296 : 388,568 = 388,568 : x
  2. Step 2: Convert to fraction form
    178,296/388,568 = 388,568/x
  3. Step 3: Cross multiply
    178,296x = 388,568 × 388,568
  4. Step 4: Simplify right side
    178,296x = 150,985,090,624
  5. Step 5: Solve for x
    x = 150,985,090,624/178,296
  6. Step 6: Final answer
    x = 846,822.65

Related Problems

Find third proportional to 89,148 and 194,284
Half scale
Find third proportional to 356,592 and 777,136
Double scale
Find third proportional to 178,298 and 388,572
Similar ratio
Find third proportional to 267,444 and 582,852
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.