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Finding the Fourth Proportional to 502,933.48, 694,034.36 and 276,578.98

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Solution

The fourth proportional to 502,933.48, 694,034.36 and 276,578.98 is: 381,671.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,933.48 : 694,034.36 = 276,578.98 : x
  2. Step 2: Convert to fraction form
    502,933.48/694,034.36 = 276,578.98/x
  3. Step 3: Cross multiply
    502,933.48x = 694,034.36 × 276,578.98
  4. Step 4: Simplify right side
    502,933.48x = 191,955,313,292.94
  5. Step 5: Solve for x
    x = 191,955,313,292.94/502,933.48
  6. Step 6: Final answer
    x = 381,671.38

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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.