Home / 153,842-331,108

Finding the Third Proportional to 153,842 and 331,108

Calculator

Solution

The third proportional to 153,842 and 331,108 is: 712,630.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,842 : 331,108 = 331,108 : x
  2. Step 2: Convert to fraction form
    153,842/331,108 = 331,108/x
  3. Step 3: Cross multiply
    153,842x = 331,108 × 331,108
  4. Step 4: Simplify right side
    153,842x = 109,632,507,664
  5. Step 5: Solve for x
    x = 109,632,507,664/153,842
  6. Step 6: Final answer
    x = 712,630.54

Related Problems

Find third proportional to 76,921 and 165,554
Half scale
Find third proportional to 307,684 and 662,216
Double scale
Find third proportional to 153,844 and 331,112
Similar ratio
Find third proportional to 230,763 and 496,662
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.