Home / 451,641-660,498

Finding the Third Proportional to 451,641 and 660,498

Calculator

Solution

The third proportional to 451,641 and 660,498 is: 965,938.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,641 : 660,498 = 660,498 : x
  2. Step 2: Convert to fraction form
    451,641/660,498 = 660,498/x
  3. Step 3: Cross multiply
    451,641x = 660,498 × 660,498
  4. Step 4: Simplify right side
    451,641x = 436,257,608,004
  5. Step 5: Solve for x
    x = 436,257,608,004/451,641
  6. Step 6: Final answer
    x = 965,938.89

Related Problems

Find third proportional to 225,820.50 and 330,249
Half scale
Find third proportional to 903,282 and 1,320,996
Double scale
Find third proportional to 451,643 and 660,501
Similar ratio
Find third proportional to 677,461.50 and 990,747
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.