Home / 432,079.40-648,119.10-363,650.60

Finding the Fourth Proportional to 432,079.40, 648,119.10 and 363,650.60

Calculator

Solution

The fourth proportional to 432,079.40, 648,119.10 and 363,650.60 is: 545,475.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,079.40 : 648,119.10 = 363,650.60 : x
  2. Step 2: Convert to fraction form
    432,079.40/648,119.10 = 363,650.60/x
  3. Step 3: Cross multiply
    432,079.40x = 648,119.10 × 363,650.60
  4. Step 4: Simplify right side
    432,079.40x = 235,688,899,586.46
  5. Step 5: Solve for x
    x = 235,688,899,586.46/432,079.40
  6. Step 6: Final answer
    x = 545,475.90

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.