Home / 285,364-674,860

Finding the Third Proportional to 285,364 and 674,860

Calculator

Solution

The third proportional to 285,364 and 674,860 is: 1,595,982.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,364 : 674,860 = 674,860 : x
  2. Step 2: Convert to fraction form
    285,364/674,860 = 674,860/x
  3. Step 3: Cross multiply
    285,364x = 674,860 × 674,860
  4. Step 4: Simplify right side
    285,364x = 455,436,019,600
  5. Step 5: Solve for x
    x = 455,436,019,600/285,364
  6. Step 6: Final answer
    x = 1,595,982.74

Related Problems

Find third proportional to 142,682 and 337,430
Half scale
Find third proportional to 570,728 and 1,349,720
Double scale
Find third proportional to 285,366 and 674,865
Similar ratio
Find third proportional to 428,046 and 1,012,290
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.