Home / 144,643.50-313,344

Finding the Third Proportional to 144,643.50 and 313,344

Calculator

Solution

The third proportional to 144,643.50 and 313,344 is: 678,803.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,643.50 : 313,344 = 313,344 : x
  2. Step 2: Convert to fraction form
    144,643.50/313,344 = 313,344/x
  3. Step 3: Cross multiply
    144,643.50x = 313,344 × 313,344
  4. Step 4: Simplify right side
    144,643.50x = 98,184,462,336
  5. Step 5: Solve for x
    x = 98,184,462,336/144,643.50
  6. Step 6: Final answer
    x = 678,803.14

Related Problems

Find third proportional to 72,321.75 and 156,672
Half scale
Find third proportional to 289,287 and 626,688
Double scale
Find third proportional to 144,646 and 313,348
Similar ratio
Find third proportional to 216,965.25 and 470,016
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.