Home / 949-1,423.50-341

Finding the Fourth Proportional to 949, 1,423.50 and 341

Calculator

Solution

The fourth proportional to 949, 1,423.50 and 341 is: 511.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    949 : 1,423.50 = 341 : x
  2. Step 2: Convert to fraction form
    949/1,423.50 = 341/x
  3. Step 3: Cross multiply
    949x = 1,423.50 × 341
  4. Step 4: Simplify right side
    949x = 485,413.50
  5. Step 5: Solve for x
    x = 485,413.50/949
  6. Step 6: Final answer
    x = 511.50

Related Problems

Find fourth proportional to 474.50, 711.75 and 170.50
Half scale
Find fourth proportional to 1,898, 2,847 and 682
Double scale
Find fourth proportional to 950, 1,425 and 342
Similar ratio
Find fourth proportional to 1,423.50, 2,135.25 and 511.50
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.