Home / 754.77-1,041.54-423.15

Finding the Fourth Proportional to 754.77, 1,041.54 and 423.15

Calculator

Solution

The fourth proportional to 754.77, 1,041.54 and 423.15 is: 583.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    754.77 : 1,041.54 = 423.15 : x
  2. Step 2: Convert to fraction form
    754.77/1,041.54 = 423.15/x
  3. Step 3: Cross multiply
    754.77x = 1,041.54 × 423.15
  4. Step 4: Simplify right side
    754.77x = 440,727.65
  5. Step 5: Solve for x
    x = 440,727.65/754.77
  6. Step 6: Final answer
    x = 583.92

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.