Home / 211,985-460,779

Finding the Third Proportional to 211,985 and 460,779

Calculator

Solution

The third proportional to 211,985 and 460,779 is: 1,001,567.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,985 : 460,779 = 460,779 : x
  2. Step 2: Convert to fraction form
    211,985/460,779 = 460,779/x
  3. Step 3: Cross multiply
    211,985x = 460,779 × 460,779
  4. Step 4: Simplify right side
    211,985x = 212,317,286,841
  5. Step 5: Solve for x
    x = 212,317,286,841/211,985
  6. Step 6: Final answer
    x = 1,001,567.50

Related Problems

Find third proportional to 105,992.50 and 230,389.50
Half scale
Find third proportional to 423,970 and 921,558
Double scale
Find third proportional to 211,987 and 460,783
Similar ratio
Find third proportional to 317,977.50 and 691,168.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.