Home / 394,862-577,487

Finding the Third Proportional to 394,862 and 577,487

Calculator

Solution

The third proportional to 394,862 and 577,487 is: 844,576.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,862 : 577,487 = 577,487 : x
  2. Step 2: Convert to fraction form
    394,862/577,487 = 577,487/x
  3. Step 3: Cross multiply
    394,862x = 577,487 × 577,487
  4. Step 4: Simplify right side
    394,862x = 333,491,235,169
  5. Step 5: Solve for x
    x = 333,491,235,169/394,862
  6. Step 6: Final answer
    x = 844,576.68

Related Problems

Find third proportional to 197,431 and 288,743.50
Half scale
Find third proportional to 789,724 and 1,154,974
Double scale
Find third proportional to 394,864 and 577,490
Similar ratio
Find third proportional to 592,293 and 866,230.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.