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Finding the Fourth Proportional to 378,051.94, 567,725.07 and 252,499

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Solution

The fourth proportional to 378,051.94, 567,725.07 and 252,499 is: 379,180.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,051.94 : 567,725.07 = 252,499 : x
  2. Step 2: Convert to fraction form
    378,051.94/567,725.07 = 252,499/x
  3. Step 3: Cross multiply
    378,051.94x = 567,725.07 × 252,499
  4. Step 4: Simplify right side
    378,051.94x = 143,350,012,449.93
  5. Step 5: Solve for x
    x = 143,350,012,449.93/378,051.94
  6. Step 6: Final answer
    x = 379,180.73

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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.