Home / 212,628-342,598

Finding the Third Proportional to 212,628 and 342,598

Calculator

Solution

The third proportional to 212,628 and 342,598 is: 552,012.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,628 : 342,598 = 342,598 : x
  2. Step 2: Convert to fraction form
    212,628/342,598 = 342,598/x
  3. Step 3: Cross multiply
    212,628x = 342,598 × 342,598
  4. Step 4: Simplify right side
    212,628x = 117,373,389,604
  5. Step 5: Solve for x
    x = 117,373,389,604/212,628
  6. Step 6: Final answer
    x = 552,012.86

Related Problems

Find third proportional to 106,314 and 171,299
Half scale
Find third proportional to 425,256 and 685,196
Double scale
Find third proportional to 212,630 and 342,601
Similar ratio
Find third proportional to 318,942 and 513,897
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.