Home / 911,395.68-1,365,904.44-659,524.56

Finding the Fourth Proportional to 911,395.68, 1,365,904.44 and 659,524.56

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Solution

The fourth proportional to 911,395.68, 1,365,904.44 and 659,524.56 is: 988,426.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,395.68 : 1,365,904.44 = 659,524.56 : x
  2. Step 2: Convert to fraction form
    911,395.68/1,365,904.44 = 659,524.56/x
  3. Step 3: Cross multiply
    911,395.68x = 1,365,904.44 × 659,524.56
  4. Step 4: Simplify right side
    911,395.68x = 900,847,524,793.05
  5. Step 5: Solve for x
    x = 900,847,524,793.05/911,395.68
  6. Step 6: Final answer
    x = 988,426.37

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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.