Home / 405,317-938,327

Finding the Third Proportional to 405,317 and 938,327

Calculator

Solution

The third proportional to 405,317 and 938,327 is: 2,172,269.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,317 : 938,327 = 938,327 : x
  2. Step 2: Convert to fraction form
    405,317/938,327 = 938,327/x
  3. Step 3: Cross multiply
    405,317x = 938,327 × 938,327
  4. Step 4: Simplify right side
    405,317x = 880,457,558,929
  5. Step 5: Solve for x
    x = 880,457,558,929/405,317
  6. Step 6: Final answer
    x = 2,172,269.01

Related Problems

Find third proportional to 202,658.50 and 469,163.50
Half scale
Find third proportional to 810,634 and 1,876,654
Double scale
Find third proportional to 405,319 and 938,332
Similar ratio
Find third proportional to 607,975.50 and 1,407,490.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.