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Finding the Fourth Proportional to 303,722.69, 455,596.52 and 104,180.27

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Solution

The fourth proportional to 303,722.69, 455,596.52 and 104,180.27 is: 156,274.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,722.69 : 455,596.52 = 104,180.27 : x
  2. Step 2: Convert to fraction form
    303,722.69/455,596.52 = 104,180.27/x
  3. Step 3: Cross multiply
    303,722.69x = 455,596.52 × 104,180.27
  4. Step 4: Simplify right side
    303,722.69x = 47,464,165,665.78
  5. Step 5: Solve for x
    x = 47,464,165,665.78/303,722.69
  6. Step 6: Final answer
    x = 156,274.68

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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.