Home / 547,797.40-821,696.10-397,331.80

Finding the Fourth Proportional to 547,797.40, 821,696.10 and 397,331.80

Calculator

Solution

The fourth proportional to 547,797.40, 821,696.10 and 397,331.80 is: 595,997.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,797.40 : 821,696.10 = 397,331.80 : x
  2. Step 2: Convert to fraction form
    547,797.40/821,696.10 = 397,331.80/x
  3. Step 3: Cross multiply
    547,797.40x = 821,696.10 × 397,331.80
  4. Step 4: Simplify right side
    547,797.40x = 326,485,990,465.98
  5. Step 5: Solve for x
    x = 326,485,990,465.98/547,797.40
  6. Step 6: Final answer
    x = 595,997.70

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.