Home / 320,952-448,678

Finding the Third Proportional to 320,952 and 448,678

Calculator

Solution

The third proportional to 320,952 and 448,678 is: 627,233.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,952 : 448,678 = 448,678 : x
  2. Step 2: Convert to fraction form
    320,952/448,678 = 448,678/x
  3. Step 3: Cross multiply
    320,952x = 448,678 × 448,678
  4. Step 4: Simplify right side
    320,952x = 201,311,947,684
  5. Step 5: Solve for x
    x = 201,311,947,684/320,952
  6. Step 6: Final answer
    x = 627,233.82

Related Problems

Find third proportional to 160,476 and 224,339
Half scale
Find third proportional to 641,904 and 897,356
Double scale
Find third proportional to 320,954 and 448,681
Similar ratio
Find third proportional to 481,428 and 673,017
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.