Home / 292,772-629,928

Finding the Third Proportional to 292,772 and 629,928

Calculator

Solution

The third proportional to 292,772 and 629,928 is: 1,355,352.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,772 : 629,928 = 629,928 : x
  2. Step 2: Convert to fraction form
    292,772/629,928 = 629,928/x
  3. Step 3: Cross multiply
    292,772x = 629,928 × 629,928
  4. Step 4: Simplify right side
    292,772x = 396,809,285,184
  5. Step 5: Solve for x
    x = 396,809,285,184/292,772
  6. Step 6: Final answer
    x = 1,355,352.58

Related Problems

Find third proportional to 146,386 and 314,964
Half scale
Find third proportional to 585,544 and 1,259,856
Double scale
Find third proportional to 292,774 and 629,932
Similar ratio
Find third proportional to 439,158 and 944,892
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.