Home / 281,960-665,372

Finding the Third Proportional to 281,960 and 665,372

Calculator

Solution

The third proportional to 281,960 and 665,372 is: 1,570,151.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,960 : 665,372 = 665,372 : x
  2. Step 2: Convert to fraction form
    281,960/665,372 = 665,372/x
  3. Step 3: Cross multiply
    281,960x = 665,372 × 665,372
  4. Step 4: Simplify right side
    281,960x = 442,719,898,384
  5. Step 5: Solve for x
    x = 442,719,898,384/281,960
  6. Step 6: Final answer
    x = 1,570,151.43

Related Problems

Find third proportional to 140,980 and 332,686
Half scale
Find third proportional to 563,920 and 1,330,744
Double scale
Find third proportional to 281,962 and 665,377
Similar ratio
Find third proportional to 422,940 and 998,058
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.