Home / 144,602-313,342

Finding the Third Proportional to 144,602 and 313,342

Calculator

Solution

The third proportional to 144,602 and 313,342 is: 678,989.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,602 : 313,342 = 313,342 : x
  2. Step 2: Convert to fraction form
    144,602/313,342 = 313,342/x
  3. Step 3: Cross multiply
    144,602x = 313,342 × 313,342
  4. Step 4: Simplify right side
    144,602x = 98,183,208,964
  5. Step 5: Solve for x
    x = 98,183,208,964/144,602
  6. Step 6: Final answer
    x = 678,989.29

Related Problems

Find third proportional to 72,301 and 156,671
Half scale
Find third proportional to 289,204 and 626,684
Double scale
Find third proportional to 144,604 and 313,346
Similar ratio
Find third proportional to 216,903 and 470,013
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.