Home / 655,224-987,450

Finding the Third Proportional to 655,224 and 987,450

Calculator

Solution

The third proportional to 655,224 and 987,450 is: 1,488,128.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,224 : 987,450 = 987,450 : x
  2. Step 2: Convert to fraction form
    655,224/987,450 = 987,450/x
  3. Step 3: Cross multiply
    655,224x = 987,450 × 987,450
  4. Step 4: Simplify right side
    655,224x = 975,057,502,500
  5. Step 5: Solve for x
    x = 975,057,502,500/655,224
  6. Step 6: Final answer
    x = 1,488,128.49

Related Problems

Find third proportional to 327,612 and 493,725
Half scale
Find third proportional to 1,310,448 and 1,974,900
Double scale
Find third proportional to 655,226 and 987,453
Similar ratio
Find third proportional to 982,836 and 1,481,175
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.