Home / 196,836-305,370

Finding the Third Proportional to 196,836 and 305,370

Calculator

Solution

The third proportional to 196,836 and 305,370 is: 473,748.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,836 : 305,370 = 305,370 : x
  2. Step 2: Convert to fraction form
    196,836/305,370 = 305,370/x
  3. Step 3: Cross multiply
    196,836x = 305,370 × 305,370
  4. Step 4: Simplify right side
    196,836x = 93,250,836,900
  5. Step 5: Solve for x
    x = 93,250,836,900/196,836
  6. Step 6: Final answer
    x = 473,748.89

Related Problems

Find third proportional to 98,418 and 152,685
Half scale
Find third proportional to 393,672 and 610,740
Double scale
Find third proportional to 196,838 and 305,373
Similar ratio
Find third proportional to 295,254 and 458,055
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.