Home / 331,353-510,060

Finding the Third Proportional to 331,353 and 510,060

Calculator

Solution

The third proportional to 331,353 and 510,060 is: 785,148.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,353 : 510,060 = 510,060 : x
  2. Step 2: Convert to fraction form
    331,353/510,060 = 510,060/x
  3. Step 3: Cross multiply
    331,353x = 510,060 × 510,060
  4. Step 4: Simplify right side
    331,353x = 260,161,203,600
  5. Step 5: Solve for x
    x = 260,161,203,600/331,353
  6. Step 6: Final answer
    x = 785,148.18

Related Problems

Find third proportional to 165,676.50 and 255,030
Half scale
Find third proportional to 662,706 and 1,020,120
Double scale
Find third proportional to 331,355 and 510,063
Similar ratio
Find third proportional to 497,029.50 and 765,090
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.