Home / 323,740-711,716

Finding the Third Proportional to 323,740 and 711,716

Calculator

Solution

The third proportional to 323,740 and 711,716 is: 1,564,649.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,740 : 711,716 = 711,716 : x
  2. Step 2: Convert to fraction form
    323,740/711,716 = 711,716/x
  3. Step 3: Cross multiply
    323,740x = 711,716 × 711,716
  4. Step 4: Simplify right side
    323,740x = 506,539,664,656
  5. Step 5: Solve for x
    x = 506,539,664,656/323,740
  6. Step 6: Final answer
    x = 1,564,649.61

Related Problems

Find third proportional to 161,870 and 355,858
Half scale
Find third proportional to 647,480 and 1,423,432
Double scale
Find third proportional to 323,742 and 711,720
Similar ratio
Find third proportional to 485,610 and 1,067,574
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.