Home / 353,430-765,936

Finding the Third Proportional to 353,430 and 765,936

Calculator

Solution

The third proportional to 353,430 and 765,936 is: 1,659,898.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,430 : 765,936 = 765,936 : x
  2. Step 2: Convert to fraction form
    353,430/765,936 = 765,936/x
  3. Step 3: Cross multiply
    353,430x = 765,936 × 765,936
  4. Step 4: Simplify right side
    353,430x = 586,657,956,096
  5. Step 5: Solve for x
    x = 586,657,956,096/353,430
  6. Step 6: Final answer
    x = 1,659,898.58

Related Problems

Find third proportional to 176,715 and 382,968
Half scale
Find third proportional to 706,860 and 1,531,872
Double scale
Find third proportional to 353,432 and 765,940
Similar ratio
Find third proportional to 530,145 and 1,148,904
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.