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Finding the Fourth Proportional to 537,661.44, 806,025.60 and 271,199.52

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Solution

The fourth proportional to 537,661.44, 806,025.60 and 271,199.52 is: 406,563.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,661.44 : 806,025.60 = 271,199.52 : x
  2. Step 2: Convert to fraction form
    537,661.44/806,025.60 = 271,199.52/x
  3. Step 3: Cross multiply
    537,661.44x = 806,025.60 × 271,199.52
  4. Step 4: Simplify right side
    537,661.44x = 218,593,755,827.71
  5. Step 5: Solve for x
    x = 218,593,755,827.71/537,661.44
  6. Step 6: Final answer
    x = 406,563.94

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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.