Home / 254,928-404,889

Finding the Third Proportional to 254,928 and 404,889

Calculator

Solution

The third proportional to 254,928 and 404,889 is: 643,064.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,928 : 404,889 = 404,889 : x
  2. Step 2: Convert to fraction form
    254,928/404,889 = 404,889/x
  3. Step 3: Cross multiply
    254,928x = 404,889 × 404,889
  4. Step 4: Simplify right side
    254,928x = 163,935,102,321
  5. Step 5: Solve for x
    x = 163,935,102,321/254,928
  6. Step 6: Final answer
    x = 643,064.33

Related Problems

Find third proportional to 127,464 and 202,444.50
Half scale
Find third proportional to 509,856 and 809,778
Double scale
Find third proportional to 254,930 and 404,892
Similar ratio
Find third proportional to 382,392 and 607,333.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.