Home / 198,502-432,690

Finding the Third Proportional to 198,502 and 432,690

Calculator

Solution

The third proportional to 198,502 and 432,690 is: 943,167.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,502 : 432,690 = 432,690 : x
  2. Step 2: Convert to fraction form
    198,502/432,690 = 432,690/x
  3. Step 3: Cross multiply
    198,502x = 432,690 × 432,690
  4. Step 4: Simplify right side
    198,502x = 187,220,636,100
  5. Step 5: Solve for x
    x = 187,220,636,100/198,502
  6. Step 6: Final answer
    x = 943,167.51

Related Problems

Find third proportional to 99,251 and 216,345
Half scale
Find third proportional to 397,004 and 865,380
Double scale
Find third proportional to 198,504 and 432,694
Similar ratio
Find third proportional to 297,753 and 649,035
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.