Home / 1,166,608.80-1,749,697.20-324,986.40

Finding the Fourth Proportional to 1,166,608.80, 1,749,697.20 and 324,986.40

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Solution

The fourth proportional to 1,166,608.80, 1,749,697.20 and 324,986.40 is: 487,419.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,608.80 : 1,749,697.20 = 324,986.40 : x
  2. Step 2: Convert to fraction form
    1,166,608.80/1,749,697.20 = 324,986.40/x
  3. Step 3: Cross multiply
    1,166,608.80x = 1,749,697.20 × 324,986.40
  4. Step 4: Simplify right side
    1,166,608.80x = 568,627,794,118.08
  5. Step 5: Solve for x
    x = 568,627,794,118.08/1,166,608.80
  6. Step 6: Final answer
    x = 487,419.43

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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.