Home / 330,372.44-455,875.28-194,376.48

Finding the Fourth Proportional to 330,372.44, 455,875.28 and 194,376.48

Calculator

Solution

The fourth proportional to 330,372.44, 455,875.28 and 194,376.48 is: 268,216.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,372.44 : 455,875.28 = 194,376.48 : x
  2. Step 2: Convert to fraction form
    330,372.44/455,875.28 = 194,376.48/x
  3. Step 3: Cross multiply
    330,372.44x = 455,875.28 × 194,376.48
  4. Step 4: Simplify right side
    330,372.44x = 88,611,430,451.98
  5. Step 5: Solve for x
    x = 88,611,430,451.98/330,372.44
  6. Step 6: Final answer
    x = 268,216.78

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.