Home / 258,504-554,448

Finding the Third Proportional to 258,504 and 554,448

Calculator

Solution

The third proportional to 258,504 and 554,448 is: 1,189,198.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,504 : 554,448 = 554,448 : x
  2. Step 2: Convert to fraction form
    258,504/554,448 = 554,448/x
  3. Step 3: Cross multiply
    258,504x = 554,448 × 554,448
  4. Step 4: Simplify right side
    258,504x = 307,412,584,704
  5. Step 5: Solve for x
    x = 307,412,584,704/258,504
  6. Step 6: Final answer
    x = 1,189,198.56

Related Problems

Find third proportional to 129,252 and 277,224
Half scale
Find third proportional to 517,008 and 1,108,896
Double scale
Find third proportional to 258,506 and 554,452
Similar ratio
Find third proportional to 387,756 and 831,672
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.