Home / 475,232-628,172

Finding the Third Proportional to 475,232 and 628,172

Calculator

Solution

The third proportional to 475,232 and 628,172 is: 830,331.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,232 : 628,172 = 628,172 : x
  2. Step 2: Convert to fraction form
    475,232/628,172 = 628,172/x
  3. Step 3: Cross multiply
    475,232x = 628,172 × 628,172
  4. Step 4: Simplify right side
    475,232x = 394,600,061,584
  5. Step 5: Solve for x
    x = 394,600,061,584/475,232
  6. Step 6: Final answer
    x = 830,331.42

Related Problems

Find third proportional to 237,616 and 314,086
Half scale
Find third proportional to 950,464 and 1,256,344
Double scale
Find third proportional to 475,234 and 628,175
Similar ratio
Find third proportional to 712,848 and 942,258
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.