Home / 367,099.30-515,120-367,099.30

Finding the Fourth Proportional to 367,099.30, 515,120 and 367,099.30

Calculator

Solution

The fourth proportional to 367,099.30, 515,120 and 367,099.30 is: 515,120

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,099.30 : 515,120 = 367,099.30 : x
  2. Step 2: Convert to fraction form
    367,099.30/515,120 = 367,099.30/x
  3. Step 3: Cross multiply
    367,099.30x = 515,120 × 367,099.30
  4. Step 4: Simplify right side
    367,099.30x = 189,100,191,416
  5. Step 5: Solve for x
    x = 189,100,191,416/367,099.30
  6. Step 6: Final answer
    x = 515,120

Related Problems

Find fourth proportional to 183,549.65, 257,560 and 183,549.65
Half scale
Find fourth proportional to 734,198.60, 1,030,240 and 734,198.60
Double scale
Find fourth proportional to 367,100.30, 515,121.40 and 367,100.30
Similar ratio
Find fourth proportional to 550,648.95, 772,680 and 550,648.95
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.