Home / 380,357.49-570,825.33-140,698.14

Finding the Fourth Proportional to 380,357.49, 570,825.33 and 140,698.14

Calculator

Solution

The fourth proportional to 380,357.49, 570,825.33 and 140,698.14 is: 211,154.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,357.49 : 570,825.33 = 140,698.14 : x
  2. Step 2: Convert to fraction form
    380,357.49/570,825.33 = 140,698.14/x
  3. Step 3: Cross multiply
    380,357.49x = 570,825.33 × 140,698.14
  4. Step 4: Simplify right side
    380,357.49x = 80,314,062,195.89
  5. Step 5: Solve for x
    x = 80,314,062,195.89/380,357.49
  6. Step 6: Final answer
    x = 211,154.15

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.