Home / 272,866-559,256

Finding the Third Proportional to 272,866 and 559,256

Calculator

Solution

The third proportional to 272,866 and 559,256 is: 1,146,230.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,866 : 559,256 = 559,256 : x
  2. Step 2: Convert to fraction form
    272,866/559,256 = 559,256/x
  3. Step 3: Cross multiply
    272,866x = 559,256 × 559,256
  4. Step 4: Simplify right side
    272,866x = 312,767,273,536
  5. Step 5: Solve for x
    x = 312,767,273,536/272,866
  6. Step 6: Final answer
    x = 1,146,230.29

Related Problems

Find third proportional to 136,433 and 279,628
Half scale
Find third proportional to 545,732 and 1,118,512
Double scale
Find third proportional to 272,868 and 559,260
Similar ratio
Find third proportional to 409,299 and 838,884
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.