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Finding the Fourth Proportional to 348,846.30, 523,269.45 and 344,180.70

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Solution

The fourth proportional to 348,846.30, 523,269.45 and 344,180.70 is: 516,271.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,846.30 : 523,269.45 = 344,180.70 : x
  2. Step 2: Convert to fraction form
    348,846.30/523,269.45 = 344,180.70/x
  3. Step 3: Cross multiply
    348,846.30x = 523,269.45 × 344,180.70
  4. Step 4: Simplify right side
    348,846.30x = 180,099,245,589.62
  5. Step 5: Solve for x
    x = 180,099,245,589.62/348,846.30
  6. Step 6: Final answer
    x = 516,271.05

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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.