Home / 351,728-715,882

Finding the Third Proportional to 351,728 and 715,882

Calculator

Solution

The third proportional to 351,728 and 715,882 is: 1,457,054.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,728 : 715,882 = 715,882 : x
  2. Step 2: Convert to fraction form
    351,728/715,882 = 715,882/x
  3. Step 3: Cross multiply
    351,728x = 715,882 × 715,882
  4. Step 4: Simplify right side
    351,728x = 512,487,037,924
  5. Step 5: Solve for x
    x = 512,487,037,924/351,728
  6. Step 6: Final answer
    x = 1,457,054.99

Related Problems

Find third proportional to 175,864 and 357,941
Half scale
Find third proportional to 703,456 and 1,431,764
Double scale
Find third proportional to 351,730 and 715,886
Similar ratio
Find third proportional to 527,592 and 1,073,823
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.