Home / 399,246-600,489

Finding the Third Proportional to 399,246 and 600,489

Calculator

Solution

The third proportional to 399,246 and 600,489 is: 903,170.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,246 : 600,489 = 600,489 : x
  2. Step 2: Convert to fraction form
    399,246/600,489 = 600,489/x
  3. Step 3: Cross multiply
    399,246x = 600,489 × 600,489
  4. Step 4: Simplify right side
    399,246x = 360,587,039,121
  5. Step 5: Solve for x
    x = 360,587,039,121/399,246
  6. Step 6: Final answer
    x = 903,170.07

Related Problems

Find third proportional to 199,623 and 300,244.50
Half scale
Find third proportional to 798,492 and 1,200,978
Double scale
Find third proportional to 399,248 and 600,492
Similar ratio
Find third proportional to 598,869 and 900,733.50
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.