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Finding the Fourth Proportional to 273,609.90, 410,416.22 and 123,674.65

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Solution

The fourth proportional to 273,609.90, 410,416.22 and 123,674.65 is: 185,512.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,609.90 : 410,416.22 = 123,674.65 : x
  2. Step 2: Convert to fraction form
    273,609.90/410,416.22 = 123,674.65/x
  3. Step 3: Cross multiply
    273,609.90x = 410,416.22 × 123,674.65
  4. Step 4: Simplify right side
    273,609.90x = 50,758,080,950.30
  5. Step 5: Solve for x
    x = 50,758,080,950.30/273,609.90
  6. Step 6: Final answer
    x = 185,512.59

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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.