Home / 291,248-622,988

Finding the Third Proportional to 291,248 and 622,988

Calculator

Solution

The third proportional to 291,248 and 622,988 is: 1,332,589.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,248 : 622,988 = 622,988 : x
  2. Step 2: Convert to fraction form
    291,248/622,988 = 622,988/x
  3. Step 3: Cross multiply
    291,248x = 622,988 × 622,988
  4. Step 4: Simplify right side
    291,248x = 388,114,048,144
  5. Step 5: Solve for x
    x = 388,114,048,144/291,248
  6. Step 6: Final answer
    x = 1,332,589.57

Related Problems

Find third proportional to 145,624 and 311,494
Half scale
Find third proportional to 582,496 and 1,245,976
Double scale
Find third proportional to 291,250 and 622,992
Similar ratio
Find third proportional to 436,872 and 934,482
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.