Home / 245,274-512,823

Finding the Third Proportional to 245,274 and 512,823

Calculator

Solution

The third proportional to 245,274 and 512,823 is: 1,072,218.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,274 : 512,823 = 512,823 : x
  2. Step 2: Convert to fraction form
    245,274/512,823 = 512,823/x
  3. Step 3: Cross multiply
    245,274x = 512,823 × 512,823
  4. Step 4: Simplify right side
    245,274x = 262,987,429,329
  5. Step 5: Solve for x
    x = 262,987,429,329/245,274
  6. Step 6: Final answer
    x = 1,072,218.94

Related Problems

Find third proportional to 122,637 and 256,411.50
Half scale
Find third proportional to 490,548 and 1,025,646
Double scale
Find third proportional to 245,276 and 512,827
Similar ratio
Find third proportional to 367,911 and 769,234.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.