Home / 631,386-947,799

Finding the Third Proportional to 631,386 and 947,799

Calculator

Solution

The third proportional to 631,386 and 947,799 is: 1,422,779.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,386 : 947,799 = 947,799 : x
  2. Step 2: Convert to fraction form
    631,386/947,799 = 947,799/x
  3. Step 3: Cross multiply
    631,386x = 947,799 × 947,799
  4. Step 4: Simplify right side
    631,386x = 898,322,944,401
  5. Step 5: Solve for x
    x = 898,322,944,401/631,386
  6. Step 6: Final answer
    x = 1,422,779.32

Related Problems

Find third proportional to 315,693 and 473,899.50
Half scale
Find third proportional to 1,262,772 and 1,895,598
Double scale
Find third proportional to 631,388 and 947,802
Similar ratio
Find third proportional to 947,079 and 1,421,698.50
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.