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Finding the Fourth Proportional to 273,328.56, 377,202.78 and 158,598.54

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Solution

The fourth proportional to 273,328.56, 377,202.78 and 158,598.54 is: 218,871.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,328.56 : 377,202.78 = 158,598.54 : x
  2. Step 2: Convert to fraction form
    273,328.56/377,202.78 = 158,598.54/x
  3. Step 3: Cross multiply
    273,328.56x = 377,202.78 × 158,598.54
  4. Step 4: Simplify right side
    273,328.56x = 59,823,810,191.94
  5. Step 5: Solve for x
    x = 59,823,810,191.94/273,328.56
  6. Step 6: Final answer
    x = 218,871.42

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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.