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Finding the Fourth Proportional to 609,751.44, 914,627.52 and 254,571.84

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Solution

The fourth proportional to 609,751.44, 914,627.52 and 254,571.84 is: 381,857.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,751.44 : 914,627.52 = 254,571.84 : x
  2. Step 2: Convert to fraction form
    609,751.44/914,627.52 = 254,571.84/x
  3. Step 3: Cross multiply
    609,751.44x = 914,627.52 × 254,571.84
  4. Step 4: Simplify right side
    609,751.44x = 232,838,410,681.04
  5. Step 5: Solve for x
    x = 232,838,410,681.04/609,751.44
  6. Step 6: Final answer
    x = 381,857.91

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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.