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Finding the Fourth Proportional to 356,702.33, 492,249.10 and 195,553.92

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Solution

The fourth proportional to 356,702.33, 492,249.10 and 195,553.92 is: 269,864.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,702.33 : 492,249.10 = 195,553.92 : x
  2. Step 2: Convert to fraction form
    356,702.33/492,249.10 = 195,553.92/x
  3. Step 3: Cross multiply
    356,702.33x = 492,249.10 × 195,553.92
  4. Step 4: Simplify right side
    356,702.33x = 96,261,241,121.47
  5. Step 5: Solve for x
    x = 96,261,241,121.47/356,702.33
  6. Step 6: Final answer
    x = 269,864.35

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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.