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Finding the Fourth Proportional to 336,234.84, 504,351.34 and 99,595.97

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Solution

The fourth proportional to 336,234.84, 504,351.34 and 99,595.97 is: 149,393.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,234.84 : 504,351.34 = 99,595.97 : x
  2. Step 2: Convert to fraction form
    336,234.84/504,351.34 = 99,595.97/x
  3. Step 3: Cross multiply
    336,234.84x = 504,351.34 × 99,595.97
  4. Step 4: Simplify right side
    336,234.84x = 50,231,360,928.10
  5. Step 5: Solve for x
    x = 50,231,360,928.10/336,234.84
  6. Step 6: Final answer
    x = 149,393.68

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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.