Home / 306,039-662,898

Finding the Third Proportional to 306,039 and 662,898

Calculator

Solution

The third proportional to 306,039 and 662,898 is: 1,435,875.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,039 : 662,898 = 662,898 : x
  2. Step 2: Convert to fraction form
    306,039/662,898 = 662,898/x
  3. Step 3: Cross multiply
    306,039x = 662,898 × 662,898
  4. Step 4: Simplify right side
    306,039x = 439,433,758,404
  5. Step 5: Solve for x
    x = 439,433,758,404/306,039
  6. Step 6: Final answer
    x = 1,435,875.03

Related Problems

Find third proportional to 153,019.50 and 331,449
Half scale
Find third proportional to 612,078 and 1,325,796
Double scale
Find third proportional to 306,041 and 662,902
Similar ratio
Find third proportional to 459,058.50 and 994,347
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.