Home / 331,710-499,230

Finding the Third Proportional to 331,710 and 499,230

Calculator

Solution

The third proportional to 331,710 and 499,230 is: 751,350.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,710 : 499,230 = 499,230 : x
  2. Step 2: Convert to fraction form
    331,710/499,230 = 499,230/x
  3. Step 3: Cross multiply
    331,710x = 499,230 × 499,230
  4. Step 4: Simplify right side
    331,710x = 249,230,592,900
  5. Step 5: Solve for x
    x = 249,230,592,900/331,710
  6. Step 6: Final answer
    x = 751,350.86

Related Problems

Find third proportional to 165,855 and 249,615
Half scale
Find third proportional to 663,420 and 998,460
Double scale
Find third proportional to 331,712 and 499,233
Similar ratio
Find third proportional to 497,565 and 748,845
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.