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Finding the Fourth Proportional to 605,817.52, 836,170.72 and 376,548

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Solution

The fourth proportional to 605,817.52, 836,170.72 and 376,548 is: 519,724.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,817.52 : 836,170.72 = 376,548 : x
  2. Step 2: Convert to fraction form
    605,817.52/836,170.72 = 376,548/x
  3. Step 3: Cross multiply
    605,817.52x = 836,170.72 × 376,548
  4. Step 4: Simplify right side
    605,817.52x = 314,858,412,274.56
  5. Step 5: Solve for x
    x = 314,858,412,274.56/605,817.52
  6. Step 6: Final answer
    x = 519,724.84

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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.