Home / 302,725.20-454,087.80-208,246.80

Finding the Fourth Proportional to 302,725.20, 454,087.80 and 208,246.80

Calculator

Solution

The fourth proportional to 302,725.20, 454,087.80 and 208,246.80 is: 312,370.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,725.20 : 454,087.80 = 208,246.80 : x
  2. Step 2: Convert to fraction form
    302,725.20/454,087.80 = 208,246.80/x
  3. Step 3: Cross multiply
    302,725.20x = 454,087.80 × 208,246.80
  4. Step 4: Simplify right side
    302,725.20x = 94,562,331,269.04
  5. Step 5: Solve for x
    x = 94,562,331,269.04/302,725.20
  6. Step 6: Final answer
    x = 312,370.20

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.