Home / 291,442-437,433

Finding the Third Proportional to 291,442 and 437,433

Calculator

Solution

The third proportional to 291,442 and 437,433 is: 656,554.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,442 : 437,433 = 437,433 : x
  2. Step 2: Convert to fraction form
    291,442/437,433 = 437,433/x
  3. Step 3: Cross multiply
    291,442x = 437,433 × 437,433
  4. Step 4: Simplify right side
    291,442x = 191,347,629,489
  5. Step 5: Solve for x
    x = 191,347,629,489/291,442
  6. Step 6: Final answer
    x = 656,554.75

Related Problems

Find third proportional to 145,721 and 218,716.50
Half scale
Find third proportional to 582,884 and 874,866
Double scale
Find third proportional to 291,444 and 437,436
Similar ratio
Find third proportional to 437,163 and 656,149.50
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.