Home / 507,865.50-700,854.39-281,545.50

Finding the Fourth Proportional to 507,865.50, 700,854.39 and 281,545.50

Calculator

Solution

The fourth proportional to 507,865.50, 700,854.39 and 281,545.50 is: 388,532.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,865.50 : 700,854.39 = 281,545.50 : x
  2. Step 2: Convert to fraction form
    507,865.50/700,854.39 = 281,545.50/x
  3. Step 3: Cross multiply
    507,865.50x = 700,854.39 × 281,545.50
  4. Step 4: Simplify right side
    507,865.50x = 197,322,399,659.75
  5. Step 5: Solve for x
    x = 197,322,399,659.75/507,865.50
  6. Step 6: Final answer
    x = 388,532.79

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.