Home / 142,796-313,614

Finding the Third Proportional to 142,796 and 313,614

Calculator

Solution

The third proportional to 142,796 and 313,614 is: 688,770.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,796 : 313,614 = 313,614 : x
  2. Step 2: Convert to fraction form
    142,796/313,614 = 313,614/x
  3. Step 3: Cross multiply
    142,796x = 313,614 × 313,614
  4. Step 4: Simplify right side
    142,796x = 98,353,740,996
  5. Step 5: Solve for x
    x = 98,353,740,996/142,796
  6. Step 6: Final answer
    x = 688,770.98

Related Problems

Find third proportional to 71,398 and 156,807
Half scale
Find third proportional to 285,592 and 627,228
Double scale
Find third proportional to 142,798 and 313,618
Similar ratio
Find third proportional to 214,194 and 470,421
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.