Home / 156,483-341,640

Finding the Third Proportional to 156,483 and 341,640

Calculator

Solution

The third proportional to 156,483 and 341,640 is: 745,882.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,483 : 341,640 = 341,640 : x
  2. Step 2: Convert to fraction form
    156,483/341,640 = 341,640/x
  3. Step 3: Cross multiply
    156,483x = 341,640 × 341,640
  4. Step 4: Simplify right side
    156,483x = 116,717,889,600
  5. Step 5: Solve for x
    x = 116,717,889,600/156,483
  6. Step 6: Final answer
    x = 745,882.23

Related Problems

Find third proportional to 78,241.50 and 170,820
Half scale
Find third proportional to 312,966 and 683,280
Double scale
Find third proportional to 156,485 and 341,644
Similar ratio
Find third proportional to 234,724.50 and 512,460
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.