Home / 919.10-1,267.64-604.02

Finding the Fourth Proportional to 919.10, 1,267.64 and 604.02

Calculator

Solution

The fourth proportional to 919.10, 1,267.64 and 604.02 is: 833.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    919.10 : 1,267.64 = 604.02 : x
  2. Step 2: Convert to fraction form
    919.10/1,267.64 = 604.02/x
  3. Step 3: Cross multiply
    919.10x = 1,267.64 × 604.02
  4. Step 4: Simplify right side
    919.10x = 765,679.91
  5. Step 5: Solve for x
    x = 765,679.91/919.10
  6. Step 6: Final answer
    x = 833.08

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.