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Finding the Fourth Proportional to 594,662.73, 820,635.15 and 322,730.70

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Solution

The fourth proportional to 594,662.73, 820,635.15 and 322,730.70 is: 445,368.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,662.73 : 820,635.15 = 322,730.70 : x
  2. Step 2: Convert to fraction form
    594,662.73/820,635.15 = 322,730.70/x
  3. Step 3: Cross multiply
    594,662.73x = 820,635.15 × 322,730.70
  4. Step 4: Simplify right side
    594,662.73x = 264,844,156,404.11
  5. Step 5: Solve for x
    x = 264,844,156,404.11/594,662.73
  6. Step 6: Final answer
    x = 445,368.68

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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.