Home / 289,188-451,260

Finding the Third Proportional to 289,188 and 451,260

Calculator

Solution

The third proportional to 289,188 and 451,260 is: 704,163.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,188 : 451,260 = 451,260 : x
  2. Step 2: Convert to fraction form
    289,188/451,260 = 451,260/x
  3. Step 3: Cross multiply
    289,188x = 451,260 × 451,260
  4. Step 4: Simplify right side
    289,188x = 203,635,587,600
  5. Step 5: Solve for x
    x = 203,635,587,600/289,188
  6. Step 6: Final answer
    x = 704,163.34

Related Problems

Find third proportional to 144,594 and 225,630
Half scale
Find third proportional to 578,376 and 902,520
Double scale
Find third proportional to 289,190 and 451,263
Similar ratio
Find third proportional to 433,782 and 676,890
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.