Home / 324,902-487,353

Finding the Third Proportional to 324,902 and 487,353

Calculator

Solution

The third proportional to 324,902 and 487,353 is: 731,029.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,902 : 487,353 = 487,353 : x
  2. Step 2: Convert to fraction form
    324,902/487,353 = 487,353/x
  3. Step 3: Cross multiply
    324,902x = 487,353 × 487,353
  4. Step 4: Simplify right side
    324,902x = 237,512,946,609
  5. Step 5: Solve for x
    x = 237,512,946,609/324,902
  6. Step 6: Final answer
    x = 731,029.50

Related Problems

Find third proportional to 162,451 and 243,676.50
Half scale
Find third proportional to 649,804 and 974,706
Double scale
Find third proportional to 324,904 and 487,356
Similar ratio
Find third proportional to 487,353 and 731,029.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.