Home / 435,770.40-653,655.60-365,786.40

Finding the Fourth Proportional to 435,770.40, 653,655.60 and 365,786.40

Calculator

Solution

The fourth proportional to 435,770.40, 653,655.60 and 365,786.40 is: 548,679.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,770.40 : 653,655.60 = 365,786.40 : x
  2. Step 2: Convert to fraction form
    435,770.40/653,655.60 = 365,786.40/x
  3. Step 3: Cross multiply
    435,770.40x = 653,655.60 × 365,786.40
  4. Step 4: Simplify right side
    435,770.40x = 239,098,328,763.84
  5. Step 5: Solve for x
    x = 239,098,328,763.84/435,770.40
  6. Step 6: Final answer
    x = 548,679.60

Related Problems

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.