Home / 202,704-314,640

Finding the Third Proportional to 202,704 and 314,640

Calculator

Solution

The third proportional to 202,704 and 314,640 is: 488,388.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,704 : 314,640 = 314,640 : x
  2. Step 2: Convert to fraction form
    202,704/314,640 = 314,640/x
  3. Step 3: Cross multiply
    202,704x = 314,640 × 314,640
  4. Step 4: Simplify right side
    202,704x = 98,998,329,600
  5. Step 5: Solve for x
    x = 98,998,329,600/202,704
  6. Step 6: Final answer
    x = 488,388.63

Related Problems

Find third proportional to 101,352 and 157,320
Half scale
Find third proportional to 405,408 and 629,280
Double scale
Find third proportional to 202,706 and 314,643
Similar ratio
Find third proportional to 304,056 and 471,960
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.