Home / 413,741.20-620,611.80-147,510.40

Finding the Fourth Proportional to 413,741.20, 620,611.80 and 147,510.40

Calculator

Solution

The fourth proportional to 413,741.20, 620,611.80 and 147,510.40 is: 221,265.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,741.20 : 620,611.80 = 147,510.40 : x
  2. Step 2: Convert to fraction form
    413,741.20/620,611.80 = 147,510.40/x
  3. Step 3: Cross multiply
    413,741.20x = 620,611.80 × 147,510.40
  4. Step 4: Simplify right side
    413,741.20x = 91,546,694,862.72
  5. Step 5: Solve for x
    x = 91,546,694,862.72/413,741.20
  6. Step 6: Final answer
    x = 221,265.60

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.