Home / 160,457-343,686

Finding the Third Proportional to 160,457 and 343,686

Calculator

Solution

The third proportional to 160,457 and 343,686 is: 736,147.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,457 : 343,686 = 343,686 : x
  2. Step 2: Convert to fraction form
    160,457/343,686 = 343,686/x
  3. Step 3: Cross multiply
    160,457x = 343,686 × 343,686
  4. Step 4: Simplify right side
    160,457x = 118,120,066,596
  5. Step 5: Solve for x
    x = 118,120,066,596/160,457
  6. Step 6: Final answer
    x = 736,147.79

Related Problems

Find third proportional to 80,228.50 and 171,843
Half scale
Find third proportional to 320,914 and 687,372
Double scale
Find third proportional to 160,459 and 343,690
Similar ratio
Find third proportional to 240,685.50 and 515,529
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.