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Finding the Fourth Proportional to 273,411.40, 376,747.86 and 201,677.80

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Solution

The fourth proportional to 273,411.40, 376,747.86 and 201,677.80 is: 277,902.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,411.40 : 376,747.86 = 201,677.80 : x
  2. Step 2: Convert to fraction form
    273,411.40/376,747.86 = 201,677.80/x
  3. Step 3: Cross multiply
    273,411.40x = 376,747.86 × 201,677.80
  4. Step 4: Simplify right side
    273,411.40x = 75,981,679,559.51
  5. Step 5: Solve for x
    x = 75,981,679,559.51/273,411.40
  6. Step 6: Final answer
    x = 277,902.38

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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.