Home / 792-1,188-336

Finding the Fourth Proportional to 792, 1,188 and 336

Calculator

Solution

The fourth proportional to 792, 1,188 and 336 is: 504

Step by Step Solution

  1. Step 1: Write the proportion equation
    792 : 1,188 = 336 : x
  2. Step 2: Convert to fraction form
    792/1,188 = 336/x
  3. Step 3: Cross multiply
    792x = 1,188 × 336
  4. Step 4: Simplify right side
    792x = 399,168
  5. Step 5: Solve for x
    x = 399,168/792
  6. Step 6: Final answer
    x = 504

Related Problems

Find fourth proportional to 396, 594 and 168
Half scale
Find fourth proportional to 1,584, 2,376 and 672
Double scale
Find fourth proportional to 793, 1,189.50 and 337
Similar ratio
Find fourth proportional to 1,188, 1,782 and 504
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.