Home / 160,880-343,120

Finding the Third Proportional to 160,880 and 343,120

Calculator

Solution

The third proportional to 160,880 and 343,120 is: 731,795.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,880 : 343,120 = 343,120 : x
  2. Step 2: Convert to fraction form
    160,880/343,120 = 343,120/x
  3. Step 3: Cross multiply
    160,880x = 343,120 × 343,120
  4. Step 4: Simplify right side
    160,880x = 117,731,334,400
  5. Step 5: Solve for x
    x = 117,731,334,400/160,880
  6. Step 6: Final answer
    x = 731,795.96

Related Problems

Find third proportional to 80,440 and 171,560
Half scale
Find third proportional to 321,760 and 686,240
Double scale
Find third proportional to 160,882 and 343,124
Similar ratio
Find third proportional to 241,320 and 514,680
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.