Home / 422,460-573,930

Finding the Third Proportional to 422,460 and 573,930

Calculator

Solution

The third proportional to 422,460 and 573,930 is: 779,708.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,460 : 573,930 = 573,930 : x
  2. Step 2: Convert to fraction form
    422,460/573,930 = 573,930/x
  3. Step 3: Cross multiply
    422,460x = 573,930 × 573,930
  4. Step 4: Simplify right side
    422,460x = 329,395,644,900
  5. Step 5: Solve for x
    x = 329,395,644,900/422,460
  6. Step 6: Final answer
    x = 779,708.48

Related Problems

Find third proportional to 211,230 and 286,965
Half scale
Find third proportional to 844,920 and 1,147,860
Double scale
Find third proportional to 422,462 and 573,933
Similar ratio
Find third proportional to 633,690 and 860,895
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.