Home / 217,773-342,216

Finding the Third Proportional to 217,773 and 342,216

Calculator

Solution

The third proportional to 217,773 and 342,216 is: 537,770.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,773 : 342,216 = 342,216 : x
  2. Step 2: Convert to fraction form
    217,773/342,216 = 342,216/x
  3. Step 3: Cross multiply
    217,773x = 342,216 × 342,216
  4. Step 4: Simplify right side
    217,773x = 117,111,790,656
  5. Step 5: Solve for x
    x = 117,111,790,656/217,773
  6. Step 6: Final answer
    x = 537,770.02

Related Problems

Find third proportional to 108,886.50 and 171,108
Half scale
Find third proportional to 435,546 and 684,432
Double scale
Find third proportional to 217,775 and 342,219
Similar ratio
Find third proportional to 326,659.50 and 513,324
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.