Home / 291,604-372,606

Finding the Third Proportional to 291,604 and 372,606

Calculator

Solution

The third proportional to 291,604 and 372,606 is: 476,108.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,604 : 372,606 = 372,606 : x
  2. Step 2: Convert to fraction form
    291,604/372,606 = 372,606/x
  3. Step 3: Cross multiply
    291,604x = 372,606 × 372,606
  4. Step 4: Simplify right side
    291,604x = 138,835,231,236
  5. Step 5: Solve for x
    x = 138,835,231,236/291,604
  6. Step 6: Final answer
    x = 476,108.80

Related Problems

Find third proportional to 145,802 and 186,303
Half scale
Find third proportional to 583,208 and 745,212
Double scale
Find third proportional to 291,606 and 372,609
Similar ratio
Find third proportional to 437,406 and 558,909
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.