Home / 356,995-475,940

Finding the Third Proportional to 356,995 and 475,940

Calculator

Solution

The third proportional to 356,995 and 475,940 is: 634,515.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,995 : 475,940 = 475,940 : x
  2. Step 2: Convert to fraction form
    356,995/475,940 = 475,940/x
  3. Step 3: Cross multiply
    356,995x = 475,940 × 475,940
  4. Step 4: Simplify right side
    356,995x = 226,518,883,600
  5. Step 5: Solve for x
    x = 226,518,883,600/356,995
  6. Step 6: Final answer
    x = 634,515.56

Related Problems

Find third proportional to 178,497.50 and 237,970
Half scale
Find third proportional to 713,990 and 951,880
Double scale
Find third proportional to 356,997 and 475,943
Similar ratio
Find third proportional to 535,492.50 and 713,910
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.