Home / 460.50-660.75

Finding the Third Proportional to 460.50 and 660.75

Calculator

Solution

The third proportional to 460.50 and 660.75 is: 948.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    460.50 : 660.75 = 660.75 : x
  2. Step 2: Convert to fraction form
    460.50/660.75 = 660.75/x
  3. Step 3: Cross multiply
    460.50x = 660.75 × 660.75
  4. Step 4: Simplify right side
    460.50x = 436,590.56
  5. Step 5: Solve for x
    x = 436,590.56/460.50
  6. Step 6: Final answer
    x = 948.08

Related Problems

Find third proportional to 230.25 and 330.38
Half scale
Find third proportional to 921 and 1,321.50
Double scale
Find third proportional to 463 and 664
Similar ratio
Find third proportional to 690.75 and 991.13
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.