Home / 147,453-319,872

Finding the Third Proportional to 147,453 and 319,872

Calculator

Solution

The third proportional to 147,453 and 319,872 is: 693,903.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,453 : 319,872 = 319,872 : x
  2. Step 2: Convert to fraction form
    147,453/319,872 = 319,872/x
  3. Step 3: Cross multiply
    147,453x = 319,872 × 319,872
  4. Step 4: Simplify right side
    147,453x = 102,318,096,384
  5. Step 5: Solve for x
    x = 102,318,096,384/147,453
  6. Step 6: Final answer
    x = 693,903.12

Related Problems

Find third proportional to 73,726.50 and 159,936
Half scale
Find third proportional to 294,906 and 639,744
Double scale
Find third proportional to 147,455 and 319,876
Similar ratio
Find third proportional to 221,179.50 and 479,808
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.