Home / 256,292-560,860

Finding the Third Proportional to 256,292 and 560,860

Calculator

Solution

The third proportional to 256,292 and 560,860 is: 1,227,365.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,292 : 560,860 = 560,860 : x
  2. Step 2: Convert to fraction form
    256,292/560,860 = 560,860/x
  3. Step 3: Cross multiply
    256,292x = 560,860 × 560,860
  4. Step 4: Simplify right side
    256,292x = 314,563,939,600
  5. Step 5: Solve for x
    x = 314,563,939,600/256,292
  6. Step 6: Final answer
    x = 1,227,365.43

Related Problems

Find third proportional to 128,146 and 280,430
Half scale
Find third proportional to 512,584 and 1,121,720
Double scale
Find third proportional to 256,294 and 560,864
Similar ratio
Find third proportional to 384,438 and 841,290
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.