Home / 699.80-965.10-467.16

Finding the Fourth Proportional to 699.80, 965.10 and 467.16

Calculator

Solution

The fourth proportional to 699.80, 965.10 and 467.16 is: 644.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    699.80 : 965.10 = 467.16 : x
  2. Step 2: Convert to fraction form
    699.80/965.10 = 467.16/x
  3. Step 3: Cross multiply
    699.80x = 965.10 × 467.16
  4. Step 4: Simplify right side
    699.80x = 450,856.12
  5. Step 5: Solve for x
    x = 450,856.12/699.80
  6. Step 6: Final answer
    x = 644.26

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.