Home / 401,884-547,299

Finding the Third Proportional to 401,884 and 547,299

Calculator

Solution

The third proportional to 401,884 and 547,299 is: 745,329.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,884 : 547,299 = 547,299 : x
  2. Step 2: Convert to fraction form
    401,884/547,299 = 547,299/x
  3. Step 3: Cross multiply
    401,884x = 547,299 × 547,299
  4. Step 4: Simplify right side
    401,884x = 299,536,195,401
  5. Step 5: Solve for x
    x = 299,536,195,401/401,884
  6. Step 6: Final answer
    x = 745,329.98

Related Problems

Find third proportional to 200,942 and 273,649.50
Half scale
Find third proportional to 803,768 and 1,094,598
Double scale
Find third proportional to 401,886 and 547,302
Similar ratio
Find third proportional to 602,826 and 820,948.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.