Home / 554,754.40-765,559.41-300,105.52

Finding the Fourth Proportional to 554,754.40, 765,559.41 and 300,105.52

Calculator

Solution

The fourth proportional to 554,754.40, 765,559.41 and 300,105.52 is: 414,144.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,754.40 : 765,559.41 = 300,105.52 : x
  2. Step 2: Convert to fraction form
    554,754.40/765,559.41 = 300,105.52/x
  3. Step 3: Cross multiply
    554,754.40x = 765,559.41 × 300,105.52
  4. Step 4: Simplify right side
    554,754.40x = 229,748,604,828.94
  5. Step 5: Solve for x
    x = 229,748,604,828.94/554,754.40
  6. Step 6: Final answer
    x = 414,144.72

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.