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Finding the Fourth Proportional to 377,592.84, 521,078.27 and 207,825.75

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Solution

The fourth proportional to 377,592.84, 521,078.27 and 207,825.75 is: 286,799.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,592.84 : 521,078.27 = 207,825.75 : x
  2. Step 2: Convert to fraction form
    377,592.84/521,078.27 = 207,825.75/x
  3. Step 3: Cross multiply
    377,592.84x = 521,078.27 × 207,825.75
  4. Step 4: Simplify right side
    377,592.84x = 108,293,481,232.32
  5. Step 5: Solve for x
    x = 108,293,481,232.32/377,592.84
  6. Step 6: Final answer
    x = 286,799.62

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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.