Home / 207,878-334,785

Finding the Third Proportional to 207,878 and 334,785

Calculator

Solution

The third proportional to 207,878 and 334,785 is: 539,167.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,878 : 334,785 = 334,785 : x
  2. Step 2: Convert to fraction form
    207,878/334,785 = 334,785/x
  3. Step 3: Cross multiply
    207,878x = 334,785 × 334,785
  4. Step 4: Simplify right side
    207,878x = 112,080,996,225
  5. Step 5: Solve for x
    x = 112,080,996,225/207,878
  6. Step 6: Final answer
    x = 539,167.19

Related Problems

Find third proportional to 103,939 and 167,392.50
Half scale
Find third proportional to 415,756 and 669,570
Double scale
Find third proportional to 207,880 and 334,788
Similar ratio
Find third proportional to 311,817 and 502,177.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.