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Finding the Fourth Proportional to 593,379.52, 818,869.44 and 338,729.92

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Solution

The fourth proportional to 593,379.52, 818,869.44 and 338,729.92 is: 467,450.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,379.52 : 818,869.44 = 338,729.92 : x
  2. Step 2: Convert to fraction form
    593,379.52/818,869.44 = 338,729.92/x
  3. Step 3: Cross multiply
    593,379.52x = 818,869.44 × 338,729.92
  4. Step 4: Simplify right side
    593,379.52x = 277,375,579,901.65
  5. Step 5: Solve for x
    x = 277,375,579,901.65/593,379.52
  6. Step 6: Final answer
    x = 467,450.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.