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Finding the Fourth Proportional to 594,218.25, 820,022.54 and 339,568.83

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Solution

The fourth proportional to 594,218.25, 820,022.54 and 339,568.83 is: 468,605.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,218.25 : 820,022.54 = 339,568.83 : x
  2. Step 2: Convert to fraction form
    594,218.25/820,022.54 = 339,568.83/x
  3. Step 3: Cross multiply
    594,218.25x = 820,022.54 × 339,568.83
  4. Step 4: Simplify right side
    594,218.25x = 278,454,092,783.58
  5. Step 5: Solve for x
    x = 278,454,092,783.58/594,218.25
  6. Step 6: Final answer
    x = 468,605.76

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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.