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Finding the Fourth Proportional to 580,171.60, 800,650.61 and 325,541.62

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Solution

The fourth proportional to 580,171.60, 800,650.61 and 325,541.62 is: 449,255.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,171.60 : 800,650.61 = 325,541.62 : x
  2. Step 2: Convert to fraction form
    580,171.60/800,650.61 = 325,541.62/x
  3. Step 3: Cross multiply
    580,171.60x = 800,650.61 × 325,541.62
  4. Step 4: Simplify right side
    580,171.60x = 260,645,096,633.39
  5. Step 5: Solve for x
    x = 260,645,096,633.39/580,171.60
  6. Step 6: Final answer
    x = 449,255.18

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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.