Home / 464.81-620.06

Finding the Third Proportional to 464.81 and 620.06

Calculator

Solution

The third proportional to 464.81 and 620.06 is: 827.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    464.81 : 620.06 = 620.06 : x
  2. Step 2: Convert to fraction form
    464.81/620.06 = 620.06/x
  3. Step 3: Cross multiply
    464.81x = 620.06 × 620.06
  4. Step 4: Simplify right side
    464.81x = 384,477.50
  5. Step 5: Solve for x
    x = 384,477.50/464.81
  6. Step 6: Final answer
    x = 827.17

Related Problems

Find third proportional to 232.41 and 310.03
Half scale
Find third proportional to 929.63 and 1,240.13
Double scale
Find third proportional to 467 and 623
Similar ratio
Find third proportional to 697.22 and 930.09
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.