Home / 712,278-1,109,265

Finding the Third Proportional to 712,278 and 1,109,265

Calculator

Solution

The third proportional to 712,278 and 1,109,265 is: 1,727,512.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,278 : 1,109,265 = 1,109,265 : x
  2. Step 2: Convert to fraction form
    712,278/1,109,265 = 1,109,265/x
  3. Step 3: Cross multiply
    712,278x = 1,109,265 × 1,109,265
  4. Step 4: Simplify right side
    712,278x = 1,230,468,840,225
  5. Step 5: Solve for x
    x = 1,230,468,840,225/712,278
  6. Step 6: Final answer
    x = 1,727,512.07

Related Problems

Find third proportional to 356,139 and 554,632.50
Half scale
Find third proportional to 1,424,556 and 2,218,530
Double scale
Find third proportional to 712,280 and 1,109,268
Similar ratio
Find third proportional to 1,068,417 and 1,663,897.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.