Home / 212,090-456,682

Finding the Third Proportional to 212,090 and 456,682

Calculator

Solution

The third proportional to 212,090 and 456,682 is: 983,348.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,090 : 456,682 = 456,682 : x
  2. Step 2: Convert to fraction form
    212,090/456,682 = 456,682/x
  3. Step 3: Cross multiply
    212,090x = 456,682 × 456,682
  4. Step 4: Simplify right side
    212,090x = 208,558,449,124
  5. Step 5: Solve for x
    x = 208,558,449,124/212,090
  6. Step 6: Final answer
    x = 983,348.81

Related Problems

Find third proportional to 106,045 and 228,341
Half scale
Find third proportional to 424,180 and 913,364
Double scale
Find third proportional to 212,092 and 456,686
Similar ratio
Find third proportional to 318,135 and 685,023
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.