Home / 800,559.30-1,200,735.27-301,858.50

Finding the Fourth Proportional to 800,559.30, 1,200,735.27 and 301,858.50

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Solution

The fourth proportional to 800,559.30, 1,200,735.27 and 301,858.50 is: 452,748.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,559.30 : 1,200,735.27 = 301,858.50 : x
  2. Step 2: Convert to fraction form
    800,559.30/1,200,735.27 = 301,858.50/x
  3. Step 3: Cross multiply
    800,559.30x = 1,200,735.27 × 301,858.50
  4. Step 4: Simplify right side
    800,559.30x = 362,452,147,499.30
  5. Step 5: Solve for x
    x = 362,452,147,499.30/800,559.30
  6. Step 6: Final answer
    x = 452,748.66

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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.