Home / 506.25-981

Finding the Third Proportional to 506.25 and 981

Calculator

Solution

The third proportional to 506.25 and 981 is: 1,900.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    506.25 : 981 = 981 : x
  2. Step 2: Convert to fraction form
    506.25/981 = 981/x
  3. Step 3: Cross multiply
    506.25x = 981 × 981
  4. Step 4: Simplify right side
    506.25x = 962,361
  5. Step 5: Solve for x
    x = 962,361/506.25
  6. Step 6: Final answer
    x = 1,900.96

Related Problems

Find third proportional to 253.13 and 490.50
Half scale
Find third proportional to 1,012.50 and 1,962
Double scale
Find third proportional to 508 and 985
Similar ratio
Find third proportional to 759.38 and 1,471.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.94) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.