Home / 450,572-629,928

Finding the Third Proportional to 450,572 and 629,928

Calculator

Solution

The third proportional to 450,572 and 629,928 is: 880,678.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,572 : 629,928 = 629,928 : x
  2. Step 2: Convert to fraction form
    450,572/629,928 = 629,928/x
  3. Step 3: Cross multiply
    450,572x = 629,928 × 629,928
  4. Step 4: Simplify right side
    450,572x = 396,809,285,184
  5. Step 5: Solve for x
    x = 396,809,285,184/450,572
  6. Step 6: Final answer
    x = 880,678.97

Related Problems

Find third proportional to 225,286 and 314,964
Half scale
Find third proportional to 901,144 and 1,259,856
Double scale
Find third proportional to 450,574 and 629,931
Similar ratio
Find third proportional to 675,858 and 944,892
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.