Home / 210,906-453,818

Finding the Third Proportional to 210,906 and 453,818

Calculator

Solution

The third proportional to 210,906 and 453,818 is: 976,505.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,906 : 453,818 = 453,818 : x
  2. Step 2: Convert to fraction form
    210,906/453,818 = 453,818/x
  3. Step 3: Cross multiply
    210,906x = 453,818 × 453,818
  4. Step 4: Simplify right side
    210,906x = 205,950,777,124
  5. Step 5: Solve for x
    x = 205,950,777,124/210,906
  6. Step 6: Final answer
    x = 976,505.06

Related Problems

Find third proportional to 105,453 and 226,909
Half scale
Find third proportional to 421,812 and 907,636
Double scale
Find third proportional to 210,908 and 453,822
Similar ratio
Find third proportional to 316,359 and 680,727
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.