Home / 397,435-599,888

Finding the Third Proportional to 397,435 and 599,888

Calculator

Solution

The third proportional to 397,435 and 599,888 is: 905,470.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,435 : 599,888 = 599,888 : x
  2. Step 2: Convert to fraction form
    397,435/599,888 = 599,888/x
  3. Step 3: Cross multiply
    397,435x = 599,888 × 599,888
  4. Step 4: Simplify right side
    397,435x = 359,865,612,544
  5. Step 5: Solve for x
    x = 359,865,612,544/397,435
  6. Step 6: Final answer
    x = 905,470.36

Related Problems

Find third proportional to 198,717.50 and 299,944
Half scale
Find third proportional to 794,870 and 1,199,776
Double scale
Find third proportional to 397,437 and 599,891
Similar ratio
Find third proportional to 596,152.50 and 899,832
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.