Home / 432,140-654,173

Finding the Third Proportional to 432,140 and 654,173

Calculator

Solution

The third proportional to 432,140 and 654,173 is: 990,286.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,140 : 654,173 = 654,173 : x
  2. Step 2: Convert to fraction form
    432,140/654,173 = 654,173/x
  3. Step 3: Cross multiply
    432,140x = 654,173 × 654,173
  4. Step 4: Simplify right side
    432,140x = 427,942,313,929
  5. Step 5: Solve for x
    x = 427,942,313,929/432,140
  6. Step 6: Final answer
    x = 990,286.28

Related Problems

Find third proportional to 216,070 and 327,086.50
Half scale
Find third proportional to 864,280 and 1,308,346
Double scale
Find third proportional to 432,142 and 654,176
Similar ratio
Find third proportional to 648,210 and 981,259.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.