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Finding the Fourth Proportional to 456,093.02, 629,353.86 and 252,116.48

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Solution

The fourth proportional to 456,093.02, 629,353.86 and 252,116.48 is: 347,890.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,093.02 : 629,353.86 = 252,116.48 : x
  2. Step 2: Convert to fraction form
    456,093.02/629,353.86 = 252,116.48/x
  3. Step 3: Cross multiply
    456,093.02x = 629,353.86 × 252,116.48
  4. Step 4: Simplify right side
    456,093.02x = 158,670,479,857.61
  5. Step 5: Solve for x
    x = 158,670,479,857.61/456,093.02
  6. Step 6: Final answer
    x = 347,890.61

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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.