Home / 146.81-303.75

Finding the Third Proportional to 146.81 and 303.75

Calculator

Solution

The third proportional to 146.81 and 303.75 is: 628.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    146.81 : 303.75 = 303.75 : x
  2. Step 2: Convert to fraction form
    146.81/303.75 = 303.75/x
  3. Step 3: Cross multiply
    146.81x = 303.75 × 303.75
  4. Step 4: Simplify right side
    146.81x = 92,264.06
  5. Step 5: Solve for x
    x = 92,264.06/146.81
  6. Step 6: Final answer
    x = 628.45

Related Problems

Find third proportional to 73.41 and 151.88
Half scale
Find third proportional to 293.63 and 607.50
Double scale
Find third proportional to 149 and 308
Similar ratio
Find third proportional to 220.22 and 455.63
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.