Home / 902,190.60-1,353,650.40-396,847.80

Finding the Fourth Proportional to 902,190.60, 1,353,650.40 and 396,847.80

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Solution

The fourth proportional to 902,190.60, 1,353,650.40 and 396,847.80 is: 595,432.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,190.60 : 1,353,650.40 = 396,847.80 : x
  2. Step 2: Convert to fraction form
    902,190.60/1,353,650.40 = 396,847.80/x
  3. Step 3: Cross multiply
    902,190.60x = 1,353,650.40 × 396,847.80
  4. Step 4: Simplify right side
    902,190.60x = 537,193,183,209.12
  5. Step 5: Solve for x
    x = 537,193,183,209.12/902,190.60
  6. Step 6: Final answer
    x = 595,432.03

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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.