Home / 145,089-325,890

Finding the Third Proportional to 145,089 and 325,890

Calculator

Solution

The third proportional to 145,089 and 325,890 is: 731,994.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,089 : 325,890 = 325,890 : x
  2. Step 2: Convert to fraction form
    145,089/325,890 = 325,890/x
  3. Step 3: Cross multiply
    145,089x = 325,890 × 325,890
  4. Step 4: Simplify right side
    145,089x = 106,204,292,100
  5. Step 5: Solve for x
    x = 106,204,292,100/145,089
  6. Step 6: Final answer
    x = 731,994.10

Related Problems

Find third proportional to 72,544.50 and 162,945
Half scale
Find third proportional to 290,178 and 651,780
Double scale
Find third proportional to 145,091 and 325,894
Similar ratio
Find third proportional to 217,633.50 and 488,835
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.25) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.