Home / 162,477-243,720

Finding the Third Proportional to 162,477 and 243,720

Calculator

Solution

The third proportional to 162,477 and 243,720 is: 365,586.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,477 : 243,720 = 243,720 : x
  2. Step 2: Convert to fraction form
    162,477/243,720 = 243,720/x
  3. Step 3: Cross multiply
    162,477x = 243,720 × 243,720
  4. Step 4: Simplify right side
    162,477x = 59,399,438,400
  5. Step 5: Solve for x
    x = 59,399,438,400/162,477
  6. Step 6: Final answer
    x = 365,586.75

Related Problems

Find third proportional to 81,238.50 and 121,860
Half scale
Find third proportional to 324,954 and 487,440
Double scale
Find third proportional to 162,479 and 243,723
Similar ratio
Find third proportional to 243,715.50 and 365,580
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.