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Finding the Fourth Proportional to 488,200.71, 673,787.71 and 273,354.62

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Solution

The fourth proportional to 488,200.71, 673,787.71 and 273,354.62 is: 377,268.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,200.71 : 673,787.71 = 273,354.62 : x
  2. Step 2: Convert to fraction form
    488,200.71/673,787.71 = 273,354.62/x
  3. Step 3: Cross multiply
    488,200.71x = 673,787.71 × 273,354.62
  4. Step 4: Simplify right side
    488,200.71x = 184,182,981,059.86
  5. Step 5: Solve for x
    x = 184,182,981,059.86/488,200.71
  6. Step 6: Final answer
    x = 377,268.98

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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.