Home / 384,910-554,448

Finding the Third Proportional to 384,910 and 554,448

Calculator

Solution

The third proportional to 384,910 and 554,448 is: 798,660.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,910 : 554,448 = 554,448 : x
  2. Step 2: Convert to fraction form
    384,910/554,448 = 554,448/x
  3. Step 3: Cross multiply
    384,910x = 554,448 × 554,448
  4. Step 4: Simplify right side
    384,910x = 307,412,584,704
  5. Step 5: Solve for x
    x = 307,412,584,704/384,910
  6. Step 6: Final answer
    x = 798,660.95

Related Problems

Find third proportional to 192,455 and 277,224
Half scale
Find third proportional to 769,820 and 1,108,896
Double scale
Find third proportional to 384,912 and 554,451
Similar ratio
Find third proportional to 577,365 and 831,672
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.