Home / 406,268-880,330

Finding the Third Proportional to 406,268 and 880,330

Calculator

Solution

The third proportional to 406,268 and 880,330 is: 1,907,560.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,268 : 880,330 = 880,330 : x
  2. Step 2: Convert to fraction form
    406,268/880,330 = 880,330/x
  3. Step 3: Cross multiply
    406,268x = 880,330 × 880,330
  4. Step 4: Simplify right side
    406,268x = 774,980,908,900
  5. Step 5: Solve for x
    x = 774,980,908,900/406,268
  6. Step 6: Final answer
    x = 1,907,560.79

Related Problems

Find third proportional to 203,134 and 440,165
Half scale
Find third proportional to 812,536 and 1,760,660
Double scale
Find third proportional to 406,270 and 880,334
Similar ratio
Find third proportional to 609,402 and 1,320,495
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.