Home / 577,126-862,456

Finding the Third Proportional to 577,126 and 862,456

Calculator

Solution

The third proportional to 577,126 and 862,456 is: 1,288,852.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,126 : 862,456 = 862,456 : x
  2. Step 2: Convert to fraction form
    577,126/862,456 = 862,456/x
  3. Step 3: Cross multiply
    577,126x = 862,456 × 862,456
  4. Step 4: Simplify right side
    577,126x = 743,830,351,936
  5. Step 5: Solve for x
    x = 743,830,351,936/577,126
  6. Step 6: Final answer
    x = 1,288,852.61

Related Problems

Find third proportional to 288,563 and 431,228
Half scale
Find third proportional to 1,154,252 and 1,724,912
Double scale
Find third proportional to 577,128 and 862,459
Similar ratio
Find third proportional to 865,689 and 1,293,684
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.