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Finding the Fourth Proportional to 444,943.94, 667,432.31 and 228,744.81

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Solution

The fourth proportional to 444,943.94, 667,432.31 and 228,744.81 is: 343,125.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,943.94 : 667,432.31 = 228,744.81 : x
  2. Step 2: Convert to fraction form
    444,943.94/667,432.31 = 228,744.81/x
  3. Step 3: Cross multiply
    444,943.94x = 667,432.31 × 228,744.81
  4. Step 4: Simplify right side
    444,943.94x = 152,671,675,795.09
  5. Step 5: Solve for x
    x = 152,671,675,795.09/444,943.94
  6. Step 6: Final answer
    x = 343,125.65

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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.