Home / 120,046-257,882

Finding the Third Proportional to 120,046 and 257,882

Calculator

Solution

The third proportional to 120,046 and 257,882 is: 553,980.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,046 : 257,882 = 257,882 : x
  2. Step 2: Convert to fraction form
    120,046/257,882 = 257,882/x
  3. Step 3: Cross multiply
    120,046x = 257,882 × 257,882
  4. Step 4: Simplify right side
    120,046x = 66,503,125,924
  5. Step 5: Solve for x
    x = 66,503,125,924/120,046
  6. Step 6: Final answer
    x = 553,980.36

Related Problems

Find third proportional to 60,023 and 128,941
Half scale
Find third proportional to 240,092 and 515,764
Double scale
Find third proportional to 120,048 and 257,886
Similar ratio
Find third proportional to 180,069 and 386,823
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.