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Finding the Fourth Proportional to 273,458, 377,372.04 and 154,249.04

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Solution

The fourth proportional to 273,458, 377,372.04 and 154,249.04 is: 212,863.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,458 : 377,372.04 = 154,249.04 : x
  2. Step 2: Convert to fraction form
    273,458/377,372.04 = 154,249.04/x
  3. Step 3: Cross multiply
    273,458x = 377,372.04 × 154,249.04
  4. Step 4: Simplify right side
    273,458x = 58,209,274,892.84
  5. Step 5: Solve for x
    x = 58,209,274,892.84/273,458
  6. Step 6: Final answer
    x = 212,863.68

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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.