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Finding the Fourth Proportional to 594,373.25, 820,235.09 and 339,729.91

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Solution

The fourth proportional to 594,373.25, 820,235.09 and 339,729.91 is: 468,827.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,373.25 : 820,235.09 = 339,729.91 : x
  2. Step 2: Convert to fraction form
    594,373.25/820,235.09 = 339,729.91/x
  3. Step 3: Cross multiply
    594,373.25x = 820,235.09 × 339,729.91
  4. Step 4: Simplify right side
    594,373.25x = 278,658,392,103.28
  5. Step 5: Solve for x
    x = 278,658,392,103.28/594,373.25
  6. Step 6: Final answer
    x = 468,827.27

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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.