Home / 269,299.50-409,545

Finding the Third Proportional to 269,299.50 and 409,545

Calculator

Solution

The third proportional to 269,299.50 and 409,545 is: 622,827.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,299.50 : 409,545 = 409,545 : x
  2. Step 2: Convert to fraction form
    269,299.50/409,545 = 409,545/x
  3. Step 3: Cross multiply
    269,299.50x = 409,545 × 409,545
  4. Step 4: Simplify right side
    269,299.50x = 167,727,107,025
  5. Step 5: Solve for x
    x = 167,727,107,025/269,299.50
  6. Step 6: Final answer
    x = 622,827.40

Related Problems

Find third proportional to 134,649.75 and 204,772.50
Half scale
Find third proportional to 538,599 and 819,090
Double scale
Find third proportional to 269,302 and 409,548
Similar ratio
Find third proportional to 403,949.25 and 614,317.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.