Home / 296,300-451,740

Finding the Third Proportional to 296,300 and 451,740

Calculator

Solution

The third proportional to 296,300 and 451,740 is: 688,724.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,300 : 451,740 = 451,740 : x
  2. Step 2: Convert to fraction form
    296,300/451,740 = 451,740/x
  3. Step 3: Cross multiply
    296,300x = 451,740 × 451,740
  4. Step 4: Simplify right side
    296,300x = 204,069,027,600
  5. Step 5: Solve for x
    x = 204,069,027,600/296,300
  6. Step 6: Final answer
    x = 688,724.36

Related Problems

Find third proportional to 148,150 and 225,870
Half scale
Find third proportional to 592,600 and 903,480
Double scale
Find third proportional to 296,302 and 451,743
Similar ratio
Find third proportional to 444,450 and 677,610
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.