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Finding the Fourth Proportional to 594,640.23, 820,604.08 and 322,708.17

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Solution

The fourth proportional to 594,640.23, 820,604.08 and 322,708.17 is: 445,337.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,640.23 : 820,604.08 = 322,708.17 : x
  2. Step 2: Convert to fraction form
    594,640.23/820,604.08 = 322,708.17/x
  3. Step 3: Cross multiply
    594,640.23x = 820,604.08 × 322,708.17
  4. Step 4: Simplify right side
    594,640.23x = 264,815,640,951.33
  5. Step 5: Solve for x
    x = 264,815,640,951.33/594,640.23
  6. Step 6: Final answer
    x = 445,337.58

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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.