Home / 261,305-572,410

Finding the Third Proportional to 261,305 and 572,410

Calculator

Solution

The third proportional to 261,305 and 572,410 is: 1,253,910.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,305 : 572,410 = 572,410 : x
  2. Step 2: Convert to fraction form
    261,305/572,410 = 572,410/x
  3. Step 3: Cross multiply
    261,305x = 572,410 × 572,410
  4. Step 4: Simplify right side
    261,305x = 327,653,208,100
  5. Step 5: Solve for x
    x = 327,653,208,100/261,305
  6. Step 6: Final answer
    x = 1,253,910.98

Related Problems

Find third proportional to 130,652.50 and 286,205
Half scale
Find third proportional to 522,610 and 1,144,820
Double scale
Find third proportional to 261,307 and 572,414
Similar ratio
Find third proportional to 391,957.50 and 858,615
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.