Home / 406,506-603,864

Finding the Third Proportional to 406,506 and 603,864

Calculator

Solution

The third proportional to 406,506 and 603,864 is: 897,038.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,506 : 603,864 = 603,864 : x
  2. Step 2: Convert to fraction form
    406,506/603,864 = 603,864/x
  3. Step 3: Cross multiply
    406,506x = 603,864 × 603,864
  4. Step 4: Simplify right side
    406,506x = 364,651,730,496
  5. Step 5: Solve for x
    x = 364,651,730,496/406,506
  6. Step 6: Final answer
    x = 897,038.99

Related Problems

Find third proportional to 203,253 and 301,932
Half scale
Find third proportional to 813,012 and 1,207,728
Double scale
Find third proportional to 406,508 and 603,867
Similar ratio
Find third proportional to 609,759 and 905,796
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.