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Finding the Fourth Proportional to 273,246.46, 377,015.73 and 165,813.94

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Solution

The fourth proportional to 273,246.46, 377,015.73 and 165,813.94 is: 228,784.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,246.46 : 377,015.73 = 165,813.94 : x
  2. Step 2: Convert to fraction form
    273,246.46/377,015.73 = 165,813.94/x
  3. Step 3: Cross multiply
    273,246.46x = 377,015.73 × 165,813.94
  4. Step 4: Simplify right side
    273,246.46x = 62,514,463,633.28
  5. Step 5: Solve for x
    x = 62,514,463,633.28/273,246.46
  6. Step 6: Final answer
    x = 228,784.17

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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.