Home / 231,726-507,740

Finding the Third Proportional to 231,726 and 507,740

Calculator

Solution

The third proportional to 231,726 and 507,740 is: 1,112,520.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,726 : 507,740 = 507,740 : x
  2. Step 2: Convert to fraction form
    231,726/507,740 = 507,740/x
  3. Step 3: Cross multiply
    231,726x = 507,740 × 507,740
  4. Step 4: Simplify right side
    231,726x = 257,799,907,600
  5. Step 5: Solve for x
    x = 257,799,907,600/231,726
  6. Step 6: Final answer
    x = 1,112,520.42

Related Problems

Find third proportional to 115,863 and 253,870
Half scale
Find third proportional to 463,452 and 1,015,480
Double scale
Find third proportional to 231,728 and 507,744
Similar ratio
Find third proportional to 347,589 and 761,610
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.