Home / 342,757-547,347

Finding the Third Proportional to 342,757 and 547,347

Calculator

Solution

The third proportional to 342,757 and 547,347 is: 874,055.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,757 : 547,347 = 547,347 : x
  2. Step 2: Convert to fraction form
    342,757/547,347 = 547,347/x
  3. Step 3: Cross multiply
    342,757x = 547,347 × 547,347
  4. Step 4: Simplify right side
    342,757x = 299,588,738,409
  5. Step 5: Solve for x
    x = 299,588,738,409/342,757
  6. Step 6: Final answer
    x = 874,055.78

Related Problems

Find third proportional to 171,378.50 and 273,673.50
Half scale
Find third proportional to 685,514 and 1,094,694
Double scale
Find third proportional to 342,759 and 547,350
Similar ratio
Find third proportional to 514,135.50 and 821,020.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.