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Finding the Fourth Proportional to 273,808.14, 377,713.71 and 173,264.46

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Solution

The fourth proportional to 273,808.14, 377,713.71 and 173,264.46 is: 239,015.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,808.14 : 377,713.71 = 173,264.46 : x
  2. Step 2: Convert to fraction form
    273,808.14/377,713.71 = 173,264.46/x
  3. Step 3: Cross multiply
    273,808.14x = 377,713.71 × 173,264.46
  4. Step 4: Simplify right side
    273,808.14x = 65,444,361,997.75
  5. Step 5: Solve for x
    x = 65,444,361,997.75/273,808.14
  6. Step 6: Final answer
    x = 239,015.40

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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.