Home / 469.76-704.14-196

Finding the Fourth Proportional to 469.76, 704.14 and 196

Calculator

Solution

The fourth proportional to 469.76, 704.14 and 196 is: 293.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    469.76 : 704.14 = 196 : x
  2. Step 2: Convert to fraction form
    469.76/704.14 = 196/x
  3. Step 3: Cross multiply
    469.76x = 704.14 × 196
  4. Step 4: Simplify right side
    469.76x = 138,011.44
  5. Step 5: Solve for x
    x = 138,011.44/469.76
  6. Step 6: Final answer
    x = 293.79

Related Problems

Find fourth proportional to 234.88, 352.07 and 98
Half scale
Find fourth proportional to 939.52, 1,408.28 and 392
Double scale
Find fourth proportional to 470.76, 705.64 and 197
Similar ratio
Find fourth proportional to 704.64, 1,056.21 and 294
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.