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Finding the Fourth Proportional to 383,793.89, 575,444.49 and 159,309.27

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Solution

The fourth proportional to 383,793.89, 575,444.49 and 159,309.27 is: 238,861.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,793.89 : 575,444.49 = 159,309.27 : x
  2. Step 2: Convert to fraction form
    383,793.89/575,444.49 = 159,309.27/x
  3. Step 3: Cross multiply
    383,793.89x = 575,444.49 × 159,309.27
  4. Step 4: Simplify right side
    383,793.89x = 91,673,642,706.38
  5. Step 5: Solve for x
    x = 91,673,642,706.38/383,793.89
  6. Step 6: Final answer
    x = 238,861.65

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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.