Home / 251,012-551,618

Finding the Third Proportional to 251,012 and 551,618

Calculator

Solution

The third proportional to 251,012 and 551,618 is: 1,212,222.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,012 : 551,618 = 551,618 : x
  2. Step 2: Convert to fraction form
    251,012/551,618 = 551,618/x
  3. Step 3: Cross multiply
    251,012x = 551,618 × 551,618
  4. Step 4: Simplify right side
    251,012x = 304,282,417,924
  5. Step 5: Solve for x
    x = 304,282,417,924/251,012
  6. Step 6: Final answer
    x = 1,212,222.59

Related Problems

Find third proportional to 125,506 and 275,809
Half scale
Find third proportional to 502,024 and 1,103,236
Double scale
Find third proportional to 251,014 and 551,622
Similar ratio
Find third proportional to 376,518 and 827,427
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.