Home / 344,928-515,274

Finding the Third Proportional to 344,928 and 515,274

Calculator

Solution

The third proportional to 344,928 and 515,274 is: 769,747.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,928 : 515,274 = 515,274 : x
  2. Step 2: Convert to fraction form
    344,928/515,274 = 515,274/x
  3. Step 3: Cross multiply
    344,928x = 515,274 × 515,274
  4. Step 4: Simplify right side
    344,928x = 265,507,295,076
  5. Step 5: Solve for x
    x = 265,507,295,076/344,928
  6. Step 6: Final answer
    x = 769,747.01

Related Problems

Find third proportional to 172,464 and 257,637
Half scale
Find third proportional to 689,856 and 1,030,548
Double scale
Find third proportional to 344,930 and 515,277
Similar ratio
Find third proportional to 517,392 and 772,911
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.