Home / 328,098-469,180

Finding the Third Proportional to 328,098 and 469,180

Calculator

Solution

The third proportional to 328,098 and 469,180 is: 670,927.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,098 : 469,180 = 469,180 : x
  2. Step 2: Convert to fraction form
    328,098/469,180 = 469,180/x
  3. Step 3: Cross multiply
    328,098x = 469,180 × 469,180
  4. Step 4: Simplify right side
    328,098x = 220,129,872,400
  5. Step 5: Solve for x
    x = 220,129,872,400/328,098
  6. Step 6: Final answer
    x = 670,927.20

Related Problems

Find third proportional to 164,049 and 234,590
Half scale
Find third proportional to 656,196 and 938,360
Double scale
Find third proportional to 328,100 and 469,183
Similar ratio
Find third proportional to 492,147 and 703,770
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.