Home / 328,033.20-492,049.80-117,692.40

Finding the Fourth Proportional to 328,033.20, 492,049.80 and 117,692.40

Calculator

Solution

The fourth proportional to 328,033.20, 492,049.80 and 117,692.40 is: 176,538.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,033.20 : 492,049.80 = 117,692.40 : x
  2. Step 2: Convert to fraction form
    328,033.20/492,049.80 = 117,692.40/x
  3. Step 3: Cross multiply
    328,033.20x = 492,049.80 × 117,692.40
  4. Step 4: Simplify right side
    328,033.20x = 57,910,521,881.52
  5. Step 5: Solve for x
    x = 57,910,521,881.52/328,033.20
  6. Step 6: Final answer
    x = 176,538.60

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.