Home / 281,738-664,410

Finding the Third Proportional to 281,738 and 664,410

Calculator

Solution

The third proportional to 281,738 and 664,410 is: 1,566,848.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,738 : 664,410 = 664,410 : x
  2. Step 2: Convert to fraction form
    281,738/664,410 = 664,410/x
  3. Step 3: Cross multiply
    281,738x = 664,410 × 664,410
  4. Step 4: Simplify right side
    281,738x = 441,440,648,100
  5. Step 5: Solve for x
    x = 441,440,648,100/281,738
  6. Step 6: Final answer
    x = 1,566,848.09

Related Problems

Find third proportional to 140,869 and 332,205
Half scale
Find third proportional to 563,476 and 1,328,820
Double scale
Find third proportional to 281,740 and 664,415
Similar ratio
Find third proportional to 422,607 and 996,615
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.