Home / 342,172.04-472,207.86-191,275.40

Finding the Fourth Proportional to 342,172.04, 472,207.86 and 191,275.40

Calculator

Solution

The fourth proportional to 342,172.04, 472,207.86 and 191,275.40 is: 263,965.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,172.04 : 472,207.86 = 191,275.40 : x
  2. Step 2: Convert to fraction form
    342,172.04/472,207.86 = 191,275.40/x
  3. Step 3: Cross multiply
    342,172.04x = 472,207.86 × 191,275.40
  4. Step 4: Simplify right side
    342,172.04x = 90,321,747,304.64
  5. Step 5: Solve for x
    x = 90,321,747,304.64/342,172.04
  6. Step 6: Final answer
    x = 263,965.89

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.