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Finding the Fourth Proportional to 594,086.91, 819,883.32 and 339,432.63

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Solution

The fourth proportional to 594,086.91, 819,883.32 and 339,432.63 is: 468,441.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,086.91 : 819,883.32 = 339,432.63 : x
  2. Step 2: Convert to fraction form
    594,086.91/819,883.32 = 339,432.63/x
  3. Step 3: Cross multiply
    594,086.91x = 819,883.32 × 339,432.63
  4. Step 4: Simplify right side
    594,086.91x = 278,295,151,600.73
  5. Step 5: Solve for x
    x = 278,295,151,600.73/594,086.91
  6. Step 6: Final answer
    x = 468,441.82

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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.