Home / 971.58-1,341.08-622.26

Finding the Fourth Proportional to 971.58, 1,341.08 and 622.26

Calculator

Solution

The fourth proportional to 971.58, 1,341.08 and 622.26 is: 858.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    971.58 : 1,341.08 = 622.26 : x
  2. Step 2: Convert to fraction form
    971.58/1,341.08 = 622.26/x
  3. Step 3: Cross multiply
    971.58x = 1,341.08 × 622.26
  4. Step 4: Simplify right side
    971.58x = 834,497.33
  5. Step 5: Solve for x
    x = 834,497.33/971.58
  6. Step 6: Final answer
    x = 858.91

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.