Home / 166,440-356,208

Finding the Third Proportional to 166,440 and 356,208

Calculator

Solution

The third proportional to 166,440 and 356,208 is: 762,341.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,440 : 356,208 = 356,208 : x
  2. Step 2: Convert to fraction form
    166,440/356,208 = 356,208/x
  3. Step 3: Cross multiply
    166,440x = 356,208 × 356,208
  4. Step 4: Simplify right side
    166,440x = 126,884,139,264
  5. Step 5: Solve for x
    x = 126,884,139,264/166,440
  6. Step 6: Final answer
    x = 762,341.62

Related Problems

Find third proportional to 83,220 and 178,104
Half scale
Find third proportional to 332,880 and 712,416
Double scale
Find third proportional to 166,442 and 356,212
Similar ratio
Find third proportional to 249,660 and 534,312
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.