Home / 212,032-457,279

Finding the Third Proportional to 212,032 and 457,279

Calculator

Solution

The third proportional to 212,032 and 457,279 is: 986,191.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,032 : 457,279 = 457,279 : x
  2. Step 2: Convert to fraction form
    212,032/457,279 = 457,279/x
  3. Step 3: Cross multiply
    212,032x = 457,279 × 457,279
  4. Step 4: Simplify right side
    212,032x = 209,104,083,841
  5. Step 5: Solve for x
    x = 209,104,083,841/212,032
  6. Step 6: Final answer
    x = 986,191.16

Related Problems

Find third proportional to 106,016 and 228,639.50
Half scale
Find third proportional to 424,064 and 914,558
Double scale
Find third proportional to 212,034 and 457,283
Similar ratio
Find third proportional to 318,048 and 685,918.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.