Home / 927,738.80-1,391,608.20-554,490.80

Finding the Fourth Proportional to 927,738.80, 1,391,608.20 and 554,490.80

Calculator

Solution

The fourth proportional to 927,738.80, 1,391,608.20 and 554,490.80 is: 831,736.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,738.80 : 1,391,608.20 = 554,490.80 : x
  2. Step 2: Convert to fraction form
    927,738.80/1,391,608.20 = 554,490.80/x
  3. Step 3: Cross multiply
    927,738.80x = 1,391,608.20 × 554,490.80
  4. Step 4: Simplify right side
    927,738.80x = 771,633,944,104.56
  5. Step 5: Solve for x
    x = 771,633,944,104.56/927,738.80
  6. Step 6: Final answer
    x = 831,736.20

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.