Home / 714,713.94-986,298.39-392,421.24

Finding the Fourth Proportional to 714,713.94, 986,298.39 and 392,421.24

Calculator

Solution

The fourth proportional to 714,713.94, 986,298.39 and 392,421.24 is: 541,537.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,713.94 : 986,298.39 = 392,421.24 : x
  2. Step 2: Convert to fraction form
    714,713.94/986,298.39 = 392,421.24/x
  3. Step 3: Cross multiply
    714,713.94x = 986,298.39 × 392,421.24
  4. Step 4: Simplify right side
    714,713.94x = 387,044,437,213.80
  5. Step 5: Solve for x
    x = 387,044,437,213.80/714,713.94
  6. Step 6: Final answer
    x = 541,537.55

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.