Home / 350,806.56-526,202.55-140,388

Finding the Fourth Proportional to 350,806.56, 526,202.55 and 140,388

Calculator

Solution

The fourth proportional to 350,806.56, 526,202.55 and 140,388 is: 210,579.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,806.56 : 526,202.55 = 140,388 : x
  2. Step 2: Convert to fraction form
    350,806.56/526,202.55 = 140,388/x
  3. Step 3: Cross multiply
    350,806.56x = 526,202.55 × 140,388
  4. Step 4: Simplify right side
    350,806.56x = 73,872,523,589.40
  5. Step 5: Solve for x
    x = 73,872,523,589.40/350,806.56
  6. Step 6: Final answer
    x = 210,579.08

Related Problems

Find fourth proportional to 175,403.28, 263,101.28 and 70,194
Half scale
Find fourth proportional to 701,613.12, 1,052,405.10 and 280,776
Double scale
Find fourth proportional to 350,807.56, 526,204.05 and 140,389
Similar ratio
Find fourth proportional to 526,209.84, 789,303.83 and 210,582
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.