Home / 99,598-208,430

Finding the Third Proportional to 99,598 and 208,430

Calculator

Solution

The third proportional to 99,598 and 208,430 is: 436,184.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,598 : 208,430 = 208,430 : x
  2. Step 2: Convert to fraction form
    99,598/208,430 = 208,430/x
  3. Step 3: Cross multiply
    99,598x = 208,430 × 208,430
  4. Step 4: Simplify right side
    99,598x = 43,443,064,900
  5. Step 5: Solve for x
    x = 43,443,064,900/99,598
  6. Step 6: Final answer
    x = 436,184.11

Related Problems

Find third proportional to 49,799 and 104,215
Half scale
Find third proportional to 199,196 and 416,860
Double scale
Find third proportional to 99,600 and 208,434
Similar ratio
Find third proportional to 149,397 and 312,645
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.