Home / 339-468-235.68

Finding the Fourth Proportional to 339, 468 and 235.68

Calculator

Solution

The fourth proportional to 339, 468 and 235.68 is: 325.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    339 : 468 = 235.68 : x
  2. Step 2: Convert to fraction form
    339/468 = 235.68/x
  3. Step 3: Cross multiply
    339x = 468 × 235.68
  4. Step 4: Simplify right side
    339x = 110,298.24
  5. Step 5: Solve for x
    x = 110,298.24/339
  6. Step 6: Final answer
    x = 325.36

Related Problems

Find fourth proportional to 169.50, 234 and 117.84
Half scale
Find fourth proportional to 678, 936 and 471.36
Double scale
Find fourth proportional to 340, 469.38 and 236.68
Similar ratio
Find fourth proportional to 508.50, 702 and 353.52
1.5x scale

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.