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Finding the Fourth Proportional to 273,361.49, 377,286.63 and 176,683.94

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Solution

The fourth proportional to 273,361.49, 377,286.63 and 176,683.94 is: 243,854.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,361.49 : 377,286.63 = 176,683.94 : x
  2. Step 2: Convert to fraction form
    273,361.49/377,286.63 = 176,683.94/x
  3. Step 3: Cross multiply
    273,361.49x = 377,286.63 × 176,683.94
  4. Step 4: Simplify right side
    273,361.49x = 66,660,488,297.72
  5. Step 5: Solve for x
    x = 66,660,488,297.72/273,361.49
  6. Step 6: Final answer
    x = 243,854.72

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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.