Home / 427,936-662,276

Finding the Third Proportional to 427,936 and 662,276

Calculator

Solution

The third proportional to 427,936 and 662,276 is: 1,024,941.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,936 : 662,276 = 662,276 : x
  2. Step 2: Convert to fraction form
    427,936/662,276 = 662,276/x
  3. Step 3: Cross multiply
    427,936x = 662,276 × 662,276
  4. Step 4: Simplify right side
    427,936x = 438,609,500,176
  5. Step 5: Solve for x
    x = 438,609,500,176/427,936
  6. Step 6: Final answer
    x = 1,024,941.81

Related Problems

Find third proportional to 213,968 and 331,138
Half scale
Find third proportional to 855,872 and 1,324,552
Double scale
Find third proportional to 427,938 and 662,279
Similar ratio
Find third proportional to 641,904 and 993,414
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.