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Finding the Fourth Proportional to 537,750.40, 806,625.60 and 348,793.60

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Solution

The fourth proportional to 537,750.40, 806,625.60 and 348,793.60 is: 523,190.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,750.40 : 806,625.60 = 348,793.60 : x
  2. Step 2: Convert to fraction form
    537,750.40/806,625.60 = 348,793.60/x
  3. Step 3: Cross multiply
    537,750.40x = 806,625.60 × 348,793.60
  4. Step 4: Simplify right side
    537,750.40x = 281,345,846,876.16
  5. Step 5: Solve for x
    x = 281,345,846,876.16/537,750.40
  6. Step 6: Final answer
    x = 523,190.40

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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.