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Finding the Fourth Proportional to 594,631.92, 820,594.26 and 322,699.80

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Solution

The fourth proportional to 594,631.92, 820,594.26 and 322,699.80 is: 445,326.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,631.92 : 820,594.26 = 322,699.80 : x
  2. Step 2: Convert to fraction form
    594,631.92/820,594.26 = 322,699.80/x
  3. Step 3: Cross multiply
    594,631.92x = 820,594.26 × 322,699.80
  4. Step 4: Simplify right side
    594,631.92x = 264,805,603,583.15
  5. Step 5: Solve for x
    x = 264,805,603,583.15/594,631.92
  6. Step 6: Final answer
    x = 445,326.92

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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.