Home / 620,906-949,179

Finding the Third Proportional to 620,906 and 949,179

Calculator

Solution

The third proportional to 620,906 and 949,179 is: 1,451,009.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,906 : 949,179 = 949,179 : x
  2. Step 2: Convert to fraction form
    620,906/949,179 = 949,179/x
  3. Step 3: Cross multiply
    620,906x = 949,179 × 949,179
  4. Step 4: Simplify right side
    620,906x = 900,940,774,041
  5. Step 5: Solve for x
    x = 900,940,774,041/620,906
  6. Step 6: Final answer
    x = 1,451,009.93

Related Problems

Find third proportional to 310,453 and 474,589.50
Half scale
Find third proportional to 1,241,812 and 1,898,358
Double scale
Find third proportional to 620,908 and 949,182
Similar ratio
Find third proportional to 931,359 and 1,423,768.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.