Home / 281,854-436,236

Finding the Third Proportional to 281,854 and 436,236

Calculator

Solution

The third proportional to 281,854 and 436,236 is: 675,178.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,854 : 436,236 = 436,236 : x
  2. Step 2: Convert to fraction form
    281,854/436,236 = 436,236/x
  3. Step 3: Cross multiply
    281,854x = 436,236 × 436,236
  4. Step 4: Simplify right side
    281,854x = 190,301,847,696
  5. Step 5: Solve for x
    x = 190,301,847,696/281,854
  6. Step 6: Final answer
    x = 675,178.81

Related Problems

Find third proportional to 140,927 and 218,118
Half scale
Find third proportional to 563,708 and 872,472
Double scale
Find third proportional to 281,856 and 436,239
Similar ratio
Find third proportional to 422,781 and 654,354
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.