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Finding the Fourth Proportional to 548,188.56, 822,182.60 and 248,596.90

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Solution

The fourth proportional to 548,188.56, 822,182.60 and 248,596.90 is: 372,849.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,188.56 : 822,182.60 = 248,596.90 : x
  2. Step 2: Convert to fraction form
    548,188.56/822,182.60 = 248,596.90/x
  3. Step 3: Cross multiply
    548,188.56x = 822,182.60 × 248,596.90
  4. Step 4: Simplify right side
    548,188.56x = 204,392,044,159.98
  5. Step 5: Solve for x
    x = 204,392,044,159.98/548,188.56
  6. Step 6: Final answer
    x = 372,849.89

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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.