Home / 904.56-1,248.35-506.23

Finding the Fourth Proportional to 904.56, 1,248.35 and 506.23

Calculator

Solution

The fourth proportional to 904.56, 1,248.35 and 506.23 is: 698.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    904.56 : 1,248.35 = 506.23 : x
  2. Step 2: Convert to fraction form
    904.56/1,248.35 = 506.23/x
  3. Step 3: Cross multiply
    904.56x = 1,248.35 × 506.23
  4. Step 4: Simplify right side
    904.56x = 631,950.37
  5. Step 5: Solve for x
    x = 631,950.37/904.56
  6. Step 6: Final answer
    x = 698.63

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.