Home / 171,520-370,688

Finding the Third Proportional to 171,520 and 370,688

Calculator

Solution

The third proportional to 171,520 and 370,688 is: 801,128.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,520 : 370,688 = 370,688 : x
  2. Step 2: Convert to fraction form
    171,520/370,688 = 370,688/x
  3. Step 3: Cross multiply
    171,520x = 370,688 × 370,688
  4. Step 4: Simplify right side
    171,520x = 137,409,593,344
  5. Step 5: Solve for x
    x = 137,409,593,344/171,520
  6. Step 6: Final answer
    x = 801,128.69

Related Problems

Find third proportional to 85,760 and 185,344
Half scale
Find third proportional to 343,040 and 741,376
Double scale
Find third proportional to 171,522 and 370,692
Similar ratio
Find third proportional to 257,280 and 556,032
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.