Home / 154,260-338,031

Finding the Third Proportional to 154,260 and 338,031

Calculator

Solution

The third proportional to 154,260 and 338,031 is: 740,729.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,260 : 338,031 = 338,031 : x
  2. Step 2: Convert to fraction form
    154,260/338,031 = 338,031/x
  3. Step 3: Cross multiply
    154,260x = 338,031 × 338,031
  4. Step 4: Simplify right side
    154,260x = 114,264,956,961
  5. Step 5: Solve for x
    x = 114,264,956,961/154,260
  6. Step 6: Final answer
    x = 740,729.66

Related Problems

Find third proportional to 77,130 and 169,015.50
Half scale
Find third proportional to 308,520 and 676,062
Double scale
Find third proportional to 154,262 and 338,035
Similar ratio
Find third proportional to 231,390 and 507,046.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.