Home / 288,762-446,271

Finding the Third Proportional to 288,762 and 446,271

Calculator

Solution

The third proportional to 288,762 and 446,271 is: 689,695.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,762 : 446,271 = 446,271 : x
  2. Step 2: Convert to fraction form
    288,762/446,271 = 446,271/x
  3. Step 3: Cross multiply
    288,762x = 446,271 × 446,271
  4. Step 4: Simplify right side
    288,762x = 199,157,805,441
  5. Step 5: Solve for x
    x = 199,157,805,441/288,762
  6. Step 6: Final answer
    x = 689,695.34

Related Problems

Find third proportional to 144,381 and 223,135.50
Half scale
Find third proportional to 577,524 and 892,542
Double scale
Find third proportional to 288,764 and 446,274
Similar ratio
Find third proportional to 433,143 and 669,406.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.