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Finding the Fourth Proportional to 376,756.56, 519,924.51 and 204,674.64

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Solution

The fourth proportional to 376,756.56, 519,924.51 and 204,674.64 is: 282,451.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,756.56 : 519,924.51 = 204,674.64 : x
  2. Step 2: Convert to fraction form
    376,756.56/519,924.51 = 204,674.64/x
  3. Step 3: Cross multiply
    376,756.56x = 519,924.51 × 204,674.64
  4. Step 4: Simplify right side
    376,756.56x = 106,415,361,911.43
  5. Step 5: Solve for x
    x = 106,415,361,911.43/376,756.56
  6. Step 6: Final answer
    x = 282,451.25

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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.