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Finding the Fourth Proportional to 468,925.88, 647,044.62 and 277,908.44

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Solution

The fourth proportional to 468,925.88, 647,044.62 and 277,908.44 is: 383,470.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,925.88 : 647,044.62 = 277,908.44 : x
  2. Step 2: Convert to fraction form
    468,925.88/647,044.62 = 277,908.44/x
  3. Step 3: Cross multiply
    468,925.88x = 647,044.62 × 277,908.44
  4. Step 4: Simplify right side
    468,925.88x = 179,819,160,954.59
  5. Step 5: Solve for x
    x = 179,819,160,954.59/468,925.88
  6. Step 6: Final answer
    x = 383,470.33

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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.