Home / 144,569-313,272

Finding the Third Proportional to 144,569 and 313,272

Calculator

Solution

The third proportional to 144,569 and 313,272 is: 678,840.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,569 : 313,272 = 313,272 : x
  2. Step 2: Convert to fraction form
    144,569/313,272 = 313,272/x
  3. Step 3: Cross multiply
    144,569x = 313,272 × 313,272
  4. Step 4: Simplify right side
    144,569x = 98,139,345,984
  5. Step 5: Solve for x
    x = 98,139,345,984/144,569
  6. Step 6: Final answer
    x = 678,840.87

Related Problems

Find third proportional to 72,284.50 and 156,636
Half scale
Find third proportional to 289,138 and 626,544
Double scale
Find third proportional to 144,571 and 313,276
Similar ratio
Find third proportional to 216,853.50 and 469,908
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.