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Finding the Fourth Proportional to 376,752.69, 519,916.63 and 204,669.27

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Solution

The fourth proportional to 376,752.69, 519,916.63 and 204,669.27 is: 282,442.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,752.69 : 519,916.63 = 204,669.27 : x
  2. Step 2: Convert to fraction form
    376,752.69/519,916.63 = 204,669.27/x
  3. Step 3: Cross multiply
    376,752.69x = 519,916.63 × 204,669.27
  4. Step 4: Simplify right side
    376,752.69x = 106,410,956,099.61
  5. Step 5: Solve for x
    x = 106,410,956,099.61/376,752.69
  6. Step 6: Final answer
    x = 282,442.46

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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.