Home / 201,816-288,063

Finding the Third Proportional to 201,816 and 288,063

Calculator

Solution

The third proportional to 201,816 and 288,063 is: 411,168.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,816 : 288,063 = 288,063 : x
  2. Step 2: Convert to fraction form
    201,816/288,063 = 288,063/x
  3. Step 3: Cross multiply
    201,816x = 288,063 × 288,063
  4. Step 4: Simplify right side
    201,816x = 82,980,291,969
  5. Step 5: Solve for x
    x = 82,980,291,969/201,816
  6. Step 6: Final answer
    x = 411,168.05

Related Problems

Find third proportional to 100,908 and 144,031.50
Half scale
Find third proportional to 403,632 and 576,126
Double scale
Find third proportional to 201,818 and 288,066
Similar ratio
Find third proportional to 302,724 and 432,094.50
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.