Home / 366,905.70-550,358.55-307,856.70

Finding the Fourth Proportional to 366,905.70, 550,358.55 and 307,856.70

Calculator

Solution

The fourth proportional to 366,905.70, 550,358.55 and 307,856.70 is: 461,785.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,905.70 : 550,358.55 = 307,856.70 : x
  2. Step 2: Convert to fraction form
    366,905.70/550,358.55 = 307,856.70/x
  3. Step 3: Cross multiply
    366,905.70x = 550,358.55 × 307,856.70
  4. Step 4: Simplify right side
    366,905.70x = 169,431,567,019.79
  5. Step 5: Solve for x
    x = 169,431,567,019.79/366,905.70
  6. Step 6: Final answer
    x = 461,785.05

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.