Home / 713,481-978,361

Finding the Third Proportional to 713,481 and 978,361

Calculator

Solution

The third proportional to 713,481 and 978,361 is: 1,341,577.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,481 : 978,361 = 978,361 : x
  2. Step 2: Convert to fraction form
    713,481/978,361 = 978,361/x
  3. Step 3: Cross multiply
    713,481x = 978,361 × 978,361
  4. Step 4: Simplify right side
    713,481x = 957,190,246,321
  5. Step 5: Solve for x
    x = 957,190,246,321/713,481
  6. Step 6: Final answer
    x = 1,341,577.77

Related Problems

Find third proportional to 356,740.50 and 489,180.50
Half scale
Find third proportional to 1,426,962 and 1,956,722
Double scale
Find third proportional to 713,483 and 978,364
Similar ratio
Find third proportional to 1,070,221.50 and 1,467,541.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.