Home / 207,372-454,920

Finding the Third Proportional to 207,372 and 454,920

Calculator

Solution

The third proportional to 207,372 and 454,920 is: 997,975.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,372 : 454,920 = 454,920 : x
  2. Step 2: Convert to fraction form
    207,372/454,920 = 454,920/x
  3. Step 3: Cross multiply
    207,372x = 454,920 × 454,920
  4. Step 4: Simplify right side
    207,372x = 206,952,206,400
  5. Step 5: Solve for x
    x = 206,952,206,400/207,372
  6. Step 6: Final answer
    x = 997,975.65

Related Problems

Find third proportional to 103,686 and 227,460
Half scale
Find third proportional to 414,744 and 909,840
Double scale
Find third proportional to 207,374 and 454,924
Similar ratio
Find third proportional to 311,058 and 682,380
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.