Home / 201,330-545,728

Finding the Third Proportional to 201,330 and 545,728

Calculator

Solution

The third proportional to 201,330 and 545,728 is: 1,479,258.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,330 : 545,728 = 545,728 : x
  2. Step 2: Convert to fraction form
    201,330/545,728 = 545,728/x
  3. Step 3: Cross multiply
    201,330x = 545,728 × 545,728
  4. Step 4: Simplify right side
    201,330x = 297,819,049,984
  5. Step 5: Solve for x
    x = 297,819,049,984/201,330
  6. Step 6: Final answer
    x = 1,479,258.18

Related Problems

Find third proportional to 100,665 and 272,864
Half scale
Find third proportional to 402,660 and 1,091,456
Double scale
Find third proportional to 201,332 and 545,733
Similar ratio
Find third proportional to 301,995 and 818,592
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.71) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.