Home / 402,464-852,896

Finding the Third Proportional to 402,464 and 852,896

Calculator

Solution

The third proportional to 402,464 and 852,896 is: 1,807,445.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,464 : 852,896 = 852,896 : x
  2. Step 2: Convert to fraction form
    402,464/852,896 = 852,896/x
  3. Step 3: Cross multiply
    402,464x = 852,896 × 852,896
  4. Step 4: Simplify right side
    402,464x = 727,431,586,816
  5. Step 5: Solve for x
    x = 727,431,586,816/402,464
  6. Step 6: Final answer
    x = 1,807,445.11

Related Problems

Find third proportional to 201,232 and 426,448
Half scale
Find third proportional to 804,928 and 1,705,792
Double scale
Find third proportional to 402,466 and 852,900
Similar ratio
Find third proportional to 603,696 and 1,279,344
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.