Home / 456,732-649,170

Finding the Third Proportional to 456,732 and 649,170

Calculator

Solution

The third proportional to 456,732 and 649,170 is: 922,689.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,732 : 649,170 = 649,170 : x
  2. Step 2: Convert to fraction form
    456,732/649,170 = 649,170/x
  3. Step 3: Cross multiply
    456,732x = 649,170 × 649,170
  4. Step 4: Simplify right side
    456,732x = 421,421,688,900
  5. Step 5: Solve for x
    x = 421,421,688,900/456,732
  6. Step 6: Final answer
    x = 922,689.21

Related Problems

Find third proportional to 228,366 and 324,585
Half scale
Find third proportional to 913,464 and 1,298,340
Double scale
Find third proportional to 456,734 and 649,173
Similar ratio
Find third proportional to 685,098 and 973,755
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.