Home / 356,211-749,310

Finding the Third Proportional to 356,211 and 749,310

Calculator

Solution

The third proportional to 356,211 and 749,310 is: 1,576,216.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,211 : 749,310 = 749,310 : x
  2. Step 2: Convert to fraction form
    356,211/749,310 = 749,310/x
  3. Step 3: Cross multiply
    356,211x = 749,310 × 749,310
  4. Step 4: Simplify right side
    356,211x = 561,465,476,100
  5. Step 5: Solve for x
    x = 561,465,476,100/356,211
  6. Step 6: Final answer
    x = 1,576,216.00

Related Problems

Find third proportional to 178,105.50 and 374,655
Half scale
Find third proportional to 712,422 and 1,498,620
Double scale
Find third proportional to 356,213 and 749,314
Similar ratio
Find third proportional to 534,316.50 and 1,123,965
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.