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Finding the Fourth Proportional to 348,571.26, 522,793.98 and 92,405.52

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Solution

The fourth proportional to 348,571.26, 522,793.98 and 92,405.52 is: 138,591.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,571.26 : 522,793.98 = 92,405.52 : x
  2. Step 2: Convert to fraction form
    348,571.26/522,793.98 = 92,405.52/x
  3. Step 3: Cross multiply
    348,571.26x = 522,793.98 × 92,405.52
  4. Step 4: Simplify right side
    348,571.26x = 48,309,049,574.77
  5. Step 5: Solve for x
    x = 48,309,049,574.77/348,571.26
  6. Step 6: Final answer
    x = 138,591.60

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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.