Home / 218,074-462,559

Finding the Third Proportional to 218,074 and 462,559

Calculator

Solution

The third proportional to 218,074 and 462,559 is: 981,138.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,074 : 462,559 = 462,559 : x
  2. Step 2: Convert to fraction form
    218,074/462,559 = 462,559/x
  3. Step 3: Cross multiply
    218,074x = 462,559 × 462,559
  4. Step 4: Simplify right side
    218,074x = 213,960,828,481
  5. Step 5: Solve for x
    x = 213,960,828,481/218,074
  6. Step 6: Final answer
    x = 981,138.64

Related Problems

Find third proportional to 109,037 and 231,279.50
Half scale
Find third proportional to 436,148 and 925,118
Double scale
Find third proportional to 218,076 and 462,563
Similar ratio
Find third proportional to 327,111 and 693,838.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.