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Finding the Fourth Proportional to 492,119.94, 737,917.46 and 254,874.18

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Solution

The fourth proportional to 492,119.94, 737,917.46 and 254,874.18 is: 382,175.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,119.94 : 737,917.46 = 254,874.18 : x
  2. Step 2: Convert to fraction form
    492,119.94/737,917.46 = 254,874.18/x
  3. Step 3: Cross multiply
    492,119.94x = 737,917.46 × 254,874.18
  4. Step 4: Simplify right side
    492,119.94x = 188,076,107,525.18
  5. Step 5: Solve for x
    x = 188,076,107,525.18/492,119.94
  6. Step 6: Final answer
    x = 382,175.34

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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.