Home / 528,072-703,908

Finding the Third Proportional to 528,072 and 703,908

Calculator

Solution

The third proportional to 528,072 and 703,908 is: 938,293.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,072 : 703,908 = 703,908 : x
  2. Step 2: Convert to fraction form
    528,072/703,908 = 703,908/x
  3. Step 3: Cross multiply
    528,072x = 703,908 × 703,908
  4. Step 4: Simplify right side
    528,072x = 495,486,472,464
  5. Step 5: Solve for x
    x = 495,486,472,464/528,072
  6. Step 6: Final answer
    x = 938,293.40

Related Problems

Find third proportional to 264,036 and 351,954
Half scale
Find third proportional to 1,056,144 and 1,407,816
Double scale
Find third proportional to 528,074 and 703,911
Similar ratio
Find third proportional to 792,108 and 1,055,862
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.