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Finding the Fourth Proportional to 376,567.08, 519,666 and 206,802.48

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Solution

The fourth proportional to 376,567.08, 519,666 and 206,802.48 is: 285,389.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,567.08 : 519,666 = 206,802.48 : x
  2. Step 2: Convert to fraction form
    376,567.08/519,666 = 206,802.48/x
  3. Step 3: Cross multiply
    376,567.08x = 519,666 × 206,802.48
  4. Step 4: Simplify right side
    376,567.08x = 107,468,217,571.68
  5. Step 5: Solve for x
    x = 107,468,217,571.68/376,567.08
  6. Step 6: Final answer
    x = 285,389.31

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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.