Home / 512,436-814,272

Finding the Third Proportional to 512,436 and 814,272

Calculator

Solution

The third proportional to 512,436 and 814,272 is: 1,293,896.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    512,436 : 814,272 = 814,272 : x
  2. Step 2: Convert to fraction form
    512,436/814,272 = 814,272/x
  3. Step 3: Cross multiply
    512,436x = 814,272 × 814,272
  4. Step 4: Simplify right side
    512,436x = 663,038,889,984
  5. Step 5: Solve for x
    x = 663,038,889,984/512,436
  6. Step 6: Final answer
    x = 1,293,896.00

Related Problems

Find third proportional to 256,218 and 407,136
Half scale
Find third proportional to 1,024,872 and 1,628,544
Double scale
Find third proportional to 512,438 and 814,275
Similar ratio
Find third proportional to 768,654 and 1,221,408
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.