Home / 413,712.20-620,568.30-147,481.40

Finding the Fourth Proportional to 413,712.20, 620,568.30 and 147,481.40

Calculator

Solution

The fourth proportional to 413,712.20, 620,568.30 and 147,481.40 is: 221,222.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,712.20 : 620,568.30 = 147,481.40 : x
  2. Step 2: Convert to fraction form
    413,712.20/620,568.30 = 147,481.40/x
  3. Step 3: Cross multiply
    413,712.20x = 620,568.30 × 147,481.40
  4. Step 4: Simplify right side
    413,712.20x = 91,522,281,679.62
  5. Step 5: Solve for x
    x = 91,522,281,679.62/413,712.20
  6. Step 6: Final answer
    x = 221,222.10

Related Problems

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.