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Finding the Fourth Proportional to 325,551.98, 449,251.27 and 180,351.79

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Solution

The fourth proportional to 325,551.98, 449,251.27 and 180,351.79 is: 248,879.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,551.98 : 449,251.27 = 180,351.79 : x
  2. Step 2: Convert to fraction form
    325,551.98/449,251.27 = 180,351.79/x
  3. Step 3: Cross multiply
    325,551.98x = 449,251.27 × 180,351.79
  4. Step 4: Simplify right side
    325,551.98x = 81,023,269,130.27
  5. Step 5: Solve for x
    x = 81,023,269,130.27/325,551.98
  6. Step 6: Final answer
    x = 248,879.67

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1.5x scale

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.