Home / 439,440-659,097

Finding the Third Proportional to 439,440 and 659,097

Calculator

Solution

The third proportional to 439,440 and 659,097 is: 988,551.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,440 : 659,097 = 659,097 : x
  2. Step 2: Convert to fraction form
    439,440/659,097 = 659,097/x
  3. Step 3: Cross multiply
    439,440x = 659,097 × 659,097
  4. Step 4: Simplify right side
    439,440x = 434,408,855,409
  5. Step 5: Solve for x
    x = 434,408,855,409/439,440
  6. Step 6: Final answer
    x = 988,551.01

Related Problems

Find third proportional to 219,720 and 329,548.50
Half scale
Find third proportional to 878,880 and 1,318,194
Double scale
Find third proportional to 439,442 and 659,100
Similar ratio
Find third proportional to 659,160 and 988,645.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.