Home / 328,796-718,472

Finding the Third Proportional to 328,796 and 718,472

Calculator

Solution

The third proportional to 328,796 and 718,472 is: 1,569,976.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,796 : 718,472 = 718,472 : x
  2. Step 2: Convert to fraction form
    328,796/718,472 = 718,472/x
  3. Step 3: Cross multiply
    328,796x = 718,472 × 718,472
  4. Step 4: Simplify right side
    328,796x = 516,202,014,784
  5. Step 5: Solve for x
    x = 516,202,014,784/328,796
  6. Step 6: Final answer
    x = 1,569,976.57

Related Problems

Find third proportional to 164,398 and 359,236
Half scale
Find third proportional to 657,592 and 1,436,944
Double scale
Find third proportional to 328,798 and 718,476
Similar ratio
Find third proportional to 493,194 and 1,077,708
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.