Home / 212,685-460,278

Finding the Third Proportional to 212,685 and 460,278

Calculator

Solution

The third proportional to 212,685 and 460,278 is: 996,101.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,685 : 460,278 = 460,278 : x
  2. Step 2: Convert to fraction form
    212,685/460,278 = 460,278/x
  3. Step 3: Cross multiply
    212,685x = 460,278 × 460,278
  4. Step 4: Simplify right side
    212,685x = 211,855,837,284
  5. Step 5: Solve for x
    x = 211,855,837,284/212,685
  6. Step 6: Final answer
    x = 996,101.45

Related Problems

Find third proportional to 106,342.50 and 230,139
Half scale
Find third proportional to 425,370 and 920,556
Double scale
Find third proportional to 212,687 and 460,282
Similar ratio
Find third proportional to 319,027.50 and 690,417
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.