Home / 262,662-393,993-65,670

Finding the Fourth Proportional to 262,662, 393,993 and 65,670

Calculator

Solution

The fourth proportional to 262,662, 393,993 and 65,670 is: 98,505

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,662 : 393,993 = 65,670 : x
  2. Step 2: Convert to fraction form
    262,662/393,993 = 65,670/x
  3. Step 3: Cross multiply
    262,662x = 393,993 × 65,670
  4. Step 4: Simplify right side
    262,662x = 25,873,520,310
  5. Step 5: Solve for x
    x = 25,873,520,310/262,662
  6. Step 6: Final answer
    x = 98,505

Related Problems

Find fourth proportional to 131,331, 196,996.50 and 32,835
Half scale
Find fourth proportional to 525,324, 787,986 and 131,340
Double scale
Find fourth proportional to 262,663, 393,994.50 and 65,671
Similar ratio
Find fourth proportional to 393,993, 590,989.50 and 98,505
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.