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Finding the Fourth Proportional to 460,716.48, 635,571.36 and 269,611.56

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Solution

The fourth proportional to 460,716.48, 635,571.36 and 269,611.56 is: 371,936.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,716.48 : 635,571.36 = 269,611.56 : x
  2. Step 2: Convert to fraction form
    460,716.48/635,571.36 = 269,611.56/x
  3. Step 3: Cross multiply
    460,716.48x = 635,571.36 × 269,611.56
  4. Step 4: Simplify right side
    460,716.48x = 171,357,385,860.92
  5. Step 5: Solve for x
    x = 171,357,385,860.92/460,716.48
  6. Step 6: Final answer
    x = 371,936.74

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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.