Home / 344,628-514,872

Finding the Third Proportional to 344,628 and 514,872

Calculator

Solution

The third proportional to 344,628 and 514,872 is: 769,215.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,628 : 514,872 = 514,872 : x
  2. Step 2: Convert to fraction form
    344,628/514,872 = 514,872/x
  3. Step 3: Cross multiply
    344,628x = 514,872 × 514,872
  4. Step 4: Simplify right side
    344,628x = 265,093,176,384
  5. Step 5: Solve for x
    x = 265,093,176,384/344,628
  6. Step 6: Final answer
    x = 769,215.43

Related Problems

Find third proportional to 172,314 and 257,436
Half scale
Find third proportional to 689,256 and 1,029,744
Double scale
Find third proportional to 344,630 and 514,875
Similar ratio
Find third proportional to 516,942 and 772,308
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.