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Finding the Fourth Proportional to 594,725.76, 820,722.33 and 322,793.64

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Solution

The fourth proportional to 594,725.76, 820,722.33 and 322,793.64 is: 445,455.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,725.76 : 820,722.33 = 322,793.64 : x
  2. Step 2: Convert to fraction form
    594,725.76/820,722.33 = 322,793.64/x
  3. Step 3: Cross multiply
    594,725.76x = 820,722.33 × 322,793.64
  4. Step 4: Simplify right side
    594,725.76x = 264,923,948,329.98
  5. Step 5: Solve for x
    x = 264,923,948,329.98/594,725.76
  6. Step 6: Final answer
    x = 445,455.65

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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.