Home / 122,816-254,864

Finding the Third Proportional to 122,816 and 254,864

Calculator

Solution

The third proportional to 122,816 and 254,864 is: 528,885.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,816 : 254,864 = 254,864 : x
  2. Step 2: Convert to fraction form
    122,816/254,864 = 254,864/x
  3. Step 3: Cross multiply
    122,816x = 254,864 × 254,864
  4. Step 4: Simplify right side
    122,816x = 64,955,658,496
  5. Step 5: Solve for x
    x = 64,955,658,496/122,816
  6. Step 6: Final answer
    x = 528,885.96

Related Problems

Find third proportional to 61,408 and 127,432
Half scale
Find third proportional to 245,632 and 509,728
Double scale
Find third proportional to 122,818 and 254,868
Similar ratio
Find third proportional to 184,224 and 382,296
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.