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Finding the Fourth Proportional to 594,755.33, 820,740.40 and 322,817.45

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Solution

The fourth proportional to 594,755.33, 820,740.40 and 322,817.45 is: 445,476.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,755.33 : 820,740.40 = 322,817.45 : x
  2. Step 2: Convert to fraction form
    594,755.33/820,740.40 = 322,817.45/x
  3. Step 3: Cross multiply
    594,755.33x = 820,740.40 × 322,817.45
  4. Step 4: Simplify right side
    594,755.33x = 264,949,322,745.90
  5. Step 5: Solve for x
    x = 264,949,322,745.90/594,755.33
  6. Step 6: Final answer
    x = 445,476.16

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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.