Home / 223,420-486,148

Finding the Third Proportional to 223,420 and 486,148

Calculator

Solution

The third proportional to 223,420 and 486,148 is: 1,057,827.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,420 : 486,148 = 486,148 : x
  2. Step 2: Convert to fraction form
    223,420/486,148 = 486,148/x
  3. Step 3: Cross multiply
    223,420x = 486,148 × 486,148
  4. Step 4: Simplify right side
    223,420x = 236,339,877,904
  5. Step 5: Solve for x
    x = 236,339,877,904/223,420
  6. Step 6: Final answer
    x = 1,057,827.76

Related Problems

Find third proportional to 111,710 and 243,074
Half scale
Find third proportional to 446,840 and 972,296
Double scale
Find third proportional to 223,422 and 486,152
Similar ratio
Find third proportional to 335,130 and 729,222
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.