Home / 297,236-641,848

Finding the Third Proportional to 297,236 and 641,848

Calculator

Solution

The third proportional to 297,236 and 641,848 is: 1,385,999.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,236 : 641,848 = 641,848 : x
  2. Step 2: Convert to fraction form
    297,236/641,848 = 641,848/x
  3. Step 3: Cross multiply
    297,236x = 641,848 × 641,848
  4. Step 4: Simplify right side
    297,236x = 411,968,855,104
  5. Step 5: Solve for x
    x = 411,968,855,104/297,236
  6. Step 6: Final answer
    x = 1,385,999.19

Related Problems

Find third proportional to 148,618 and 320,924
Half scale
Find third proportional to 594,472 and 1,283,696
Double scale
Find third proportional to 297,238 and 641,852
Similar ratio
Find third proportional to 445,854 and 962,772
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.