Home / 273,044-427,402

Finding the Third Proportional to 273,044 and 427,402

Calculator

Solution

The third proportional to 273,044 and 427,402 is: 669,022.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,044 : 427,402 = 427,402 : x
  2. Step 2: Convert to fraction form
    273,044/427,402 = 427,402/x
  3. Step 3: Cross multiply
    273,044x = 427,402 × 427,402
  4. Step 4: Simplify right side
    273,044x = 182,672,469,604
  5. Step 5: Solve for x
    x = 182,672,469,604/273,044
  6. Step 6: Final answer
    x = 669,022.10

Related Problems

Find third proportional to 136,522 and 213,701
Half scale
Find third proportional to 546,088 and 854,804
Double scale
Find third proportional to 273,046 and 427,405
Similar ratio
Find third proportional to 409,566 and 641,103
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.