Home / 365-547.04-180

Finding the Fourth Proportional to 365, 547.04 and 180

Calculator

Solution

The fourth proportional to 365, 547.04 and 180 is: 269.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    365 : 547.04 = 180 : x
  2. Step 2: Convert to fraction form
    365/547.04 = 180/x
  3. Step 3: Cross multiply
    365x = 547.04 × 180
  4. Step 4: Simplify right side
    365x = 98,467.20
  5. Step 5: Solve for x
    x = 98,467.20/365
  6. Step 6: Final answer
    x = 269.77

Related Problems

Find fourth proportional to 182.50, 273.52 and 90
Half scale
Find fourth proportional to 730, 1,094.08 and 360
Double scale
Find fourth proportional to 366, 548.54 and 181
Similar ratio
Find fourth proportional to 547.50, 820.56 and 270
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.