Home / 398,426-600,974

Finding the Third Proportional to 398,426 and 600,974

Calculator

Solution

The third proportional to 398,426 and 600,974 is: 906,491.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,426 : 600,974 = 600,974 : x
  2. Step 2: Convert to fraction form
    398,426/600,974 = 600,974/x
  3. Step 3: Cross multiply
    398,426x = 600,974 × 600,974
  4. Step 4: Simplify right side
    398,426x = 361,169,748,676
  5. Step 5: Solve for x
    x = 361,169,748,676/398,426
  6. Step 6: Final answer
    x = 906,491.42

Related Problems

Find third proportional to 199,213 and 300,487
Half scale
Find third proportional to 796,852 and 1,201,948
Double scale
Find third proportional to 398,428 and 600,977
Similar ratio
Find third proportional to 597,639 and 901,461
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.