Home / 171,670-256,530

Finding the Third Proportional to 171,670 and 256,530

Calculator

Solution

The third proportional to 171,670 and 256,530 is: 383,338.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,670 : 256,530 = 256,530 : x
  2. Step 2: Convert to fraction form
    171,670/256,530 = 256,530/x
  3. Step 3: Cross multiply
    171,670x = 256,530 × 256,530
  4. Step 4: Simplify right side
    171,670x = 65,807,640,900
  5. Step 5: Solve for x
    x = 65,807,640,900/171,670
  6. Step 6: Final answer
    x = 383,338.04

Related Problems

Find third proportional to 85,835 and 128,265
Half scale
Find third proportional to 343,340 and 513,060
Double scale
Find third proportional to 171,672 and 256,533
Similar ratio
Find third proportional to 257,505 and 384,795
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.