Home / 292,860-445,477.50

Finding the Third Proportional to 292,860 and 445,477.50

Calculator

Solution

The third proportional to 292,860 and 445,477.50 is: 677,628.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,860 : 445,477.50 = 445,477.50 : x
  2. Step 2: Convert to fraction form
    292,860/445,477.50 = 445,477.50/x
  3. Step 3: Cross multiply
    292,860x = 445,477.50 × 445,477.50
  4. Step 4: Simplify right side
    292,860x = 198,450,203,006.25
  5. Step 5: Solve for x
    x = 198,450,203,006.25/292,860
  6. Step 6: Final answer
    x = 677,628.23

Related Problems

Find third proportional to 146,430 and 222,738.75
Half scale
Find third proportional to 585,720 and 890,955
Double scale
Find third proportional to 292,862 and 445,481
Similar ratio
Find third proportional to 439,290 and 668,216.25
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.