Home / 519,130.10-778,695.15-366,914.90

Finding the Fourth Proportional to 519,130.10, 778,695.15 and 366,914.90

Calculator

Solution

The fourth proportional to 519,130.10, 778,695.15 and 366,914.90 is: 550,372.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,130.10 : 778,695.15 = 366,914.90 : x
  2. Step 2: Convert to fraction form
    519,130.10/778,695.15 = 366,914.90/x
  3. Step 3: Cross multiply
    519,130.10x = 778,695.15 × 366,914.90
  4. Step 4: Simplify right side
    519,130.10x = 285,714,853,092.74
  5. Step 5: Solve for x
    x = 285,714,853,092.74/519,130.10
  6. Step 6: Final answer
    x = 550,372.35

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.