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Finding the Fourth Proportional to 594,721.35, 820,693.52 and 322,783.41

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Solution

The fourth proportional to 594,721.35, 820,693.52 and 322,783.41 is: 445,429.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,721.35 : 820,693.52 = 322,783.41 : x
  2. Step 2: Convert to fraction form
    594,721.35/820,693.52 = 322,783.41/x
  3. Step 3: Cross multiply
    594,721.35x = 820,693.52 × 322,783.41
  4. Step 4: Simplify right side
    594,721.35x = 264,906,252,084.48
  5. Step 5: Solve for x
    x = 264,906,252,084.48/594,721.35
  6. Step 6: Final answer
    x = 445,429.19

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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.