Home / 281,572-414,885

Finding the Third Proportional to 281,572 and 414,885

Calculator

Solution

The third proportional to 281,572 and 414,885 is: 611,316.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,572 : 414,885 = 414,885 : x
  2. Step 2: Convert to fraction form
    281,572/414,885 = 414,885/x
  3. Step 3: Cross multiply
    281,572x = 414,885 × 414,885
  4. Step 4: Simplify right side
    281,572x = 172,129,563,225
  5. Step 5: Solve for x
    x = 172,129,563,225/281,572
  6. Step 6: Final answer
    x = 611,316.34

Related Problems

Find third proportional to 140,786 and 207,442.50
Half scale
Find third proportional to 563,144 and 829,770
Double scale
Find third proportional to 281,574 and 414,888
Similar ratio
Find third proportional to 422,358 and 622,327.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.