Home / 160,816-342,431

Finding the Third Proportional to 160,816 and 342,431

Calculator

Solution

The third proportional to 160,816 and 342,431 is: 729,150.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,816 : 342,431 = 342,431 : x
  2. Step 2: Convert to fraction form
    160,816/342,431 = 342,431/x
  3. Step 3: Cross multiply
    160,816x = 342,431 × 342,431
  4. Step 4: Simplify right side
    160,816x = 117,258,989,761
  5. Step 5: Solve for x
    x = 117,258,989,761/160,816
  6. Step 6: Final answer
    x = 729,150.02

Related Problems

Find third proportional to 80,408 and 171,215.50
Half scale
Find third proportional to 321,632 and 684,862
Double scale
Find third proportional to 160,818 and 342,435
Similar ratio
Find third proportional to 241,224 and 513,646.50
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.