Home / 641,008-928,440

Finding the Third Proportional to 641,008 and 928,440

Calculator

Solution

The third proportional to 641,008 and 928,440 is: 1,344,758.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,008 : 928,440 = 928,440 : x
  2. Step 2: Convert to fraction form
    641,008/928,440 = 928,440/x
  3. Step 3: Cross multiply
    641,008x = 928,440 × 928,440
  4. Step 4: Simplify right side
    641,008x = 862,000,833,600
  5. Step 5: Solve for x
    x = 862,000,833,600/641,008
  6. Step 6: Final answer
    x = 1,344,758.31

Related Problems

Find third proportional to 320,504 and 464,220
Half scale
Find third proportional to 1,282,016 and 1,856,880
Double scale
Find third proportional to 641,010 and 928,443
Similar ratio
Find third proportional to 961,512 and 1,392,660
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.