Home / 305,914-430,027

Finding the Third Proportional to 305,914 and 430,027

Calculator

Solution

The third proportional to 305,914 and 430,027 is: 604,494.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,914 : 430,027 = 430,027 : x
  2. Step 2: Convert to fraction form
    305,914/430,027 = 430,027/x
  3. Step 3: Cross multiply
    305,914x = 430,027 × 430,027
  4. Step 4: Simplify right side
    305,914x = 184,923,220,729
  5. Step 5: Solve for x
    x = 184,923,220,729/305,914
  6. Step 6: Final answer
    x = 604,494.14

Related Problems

Find third proportional to 152,957 and 215,013.50
Half scale
Find third proportional to 611,828 and 860,054
Double scale
Find third proportional to 305,916 and 430,030
Similar ratio
Find third proportional to 458,871 and 645,040.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.