Home / 326,907-499,869

Finding the Third Proportional to 326,907 and 499,869

Calculator

Solution

The third proportional to 326,907 and 499,869 is: 764,342.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,907 : 499,869 = 499,869 : x
  2. Step 2: Convert to fraction form
    326,907/499,869 = 499,869/x
  3. Step 3: Cross multiply
    326,907x = 499,869 × 499,869
  4. Step 4: Simplify right side
    326,907x = 249,869,017,161
  5. Step 5: Solve for x
    x = 249,869,017,161/326,907
  6. Step 6: Final answer
    x = 764,342.82

Related Problems

Find third proportional to 163,453.50 and 249,934.50
Half scale
Find third proportional to 653,814 and 999,738
Double scale
Find third proportional to 326,909 and 499,872
Similar ratio
Find third proportional to 490,360.50 and 749,803.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.