Home / 402,949.10-603,732.45-192,133.10

Finding the Fourth Proportional to 402,949.10, 603,732.45 and 192,133.10

Calculator

Solution

The fourth proportional to 402,949.10, 603,732.45 and 192,133.10 is: 287,870.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,949.10 : 603,732.45 = 192,133.10 : x
  2. Step 2: Convert to fraction form
    402,949.10/603,732.45 = 192,133.10/x
  3. Step 3: Cross multiply
    402,949.10x = 603,732.45 × 192,133.10
  4. Step 4: Simplify right side
    402,949.10x = 115,996,987,189.10
  5. Step 5: Solve for x
    x = 115,996,987,189.10/402,949.10
  6. Step 6: Final answer
    x = 287,870.07

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.