Home / 145,443-303,339

Finding the Third Proportional to 145,443 and 303,339

Calculator

Solution

The third proportional to 145,443 and 303,339 is: 632,650.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,443 : 303,339 = 303,339 : x
  2. Step 2: Convert to fraction form
    145,443/303,339 = 303,339/x
  3. Step 3: Cross multiply
    145,443x = 303,339 × 303,339
  4. Step 4: Simplify right side
    145,443x = 92,014,548,921
  5. Step 5: Solve for x
    x = 92,014,548,921/145,443
  6. Step 6: Final answer
    x = 632,650.24

Related Problems

Find third proportional to 72,721.50 and 151,669.50
Half scale
Find third proportional to 290,886 and 606,678
Double scale
Find third proportional to 145,445 and 303,343
Similar ratio
Find third proportional to 218,164.50 and 455,008.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.