Home / 401,912-545,848

Finding the Third Proportional to 401,912 and 545,848

Calculator

Solution

The third proportional to 401,912 and 545,848 is: 741,331.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,912 : 545,848 = 545,848 : x
  2. Step 2: Convert to fraction form
    401,912/545,848 = 545,848/x
  3. Step 3: Cross multiply
    401,912x = 545,848 × 545,848
  4. Step 4: Simplify right side
    401,912x = 297,950,039,104
  5. Step 5: Solve for x
    x = 297,950,039,104/401,912
  6. Step 6: Final answer
    x = 741,331.53

Related Problems

Find third proportional to 200,956 and 272,924
Half scale
Find third proportional to 803,824 and 1,091,696
Double scale
Find third proportional to 401,914 and 545,851
Similar ratio
Find third proportional to 602,868 and 818,772
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.