Home / 328,734-445,464

Finding the Third Proportional to 328,734 and 445,464

Calculator

Solution

The third proportional to 328,734 and 445,464 is: 603,643.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,734 : 445,464 = 445,464 : x
  2. Step 2: Convert to fraction form
    328,734/445,464 = 445,464/x
  3. Step 3: Cross multiply
    328,734x = 445,464 × 445,464
  4. Step 4: Simplify right side
    328,734x = 198,438,175,296
  5. Step 5: Solve for x
    x = 198,438,175,296/328,734
  6. Step 6: Final answer
    x = 603,643.60

Related Problems

Find third proportional to 164,367 and 222,732
Half scale
Find third proportional to 657,468 and 890,928
Double scale
Find third proportional to 328,736 and 445,467
Similar ratio
Find third proportional to 493,101 and 668,196
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.