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Finding the Fourth Proportional to 356,702.37, 492,249.15 and 195,553.97

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Solution

The fourth proportional to 356,702.37, 492,249.15 and 195,553.97 is: 269,864.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,702.37 : 492,249.15 = 195,553.97 : x
  2. Step 2: Convert to fraction form
    356,702.37/492,249.15 = 195,553.97/x
  3. Step 3: Cross multiply
    356,702.37x = 492,249.15 × 195,553.97
  4. Step 4: Simplify right side
    356,702.37x = 96,261,273,050.38
  5. Step 5: Solve for x
    x = 96,261,273,050.38/356,702.37
  6. Step 6: Final answer
    x = 269,864.41

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1.5x scale

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.