Home / 327,544.48-490,529.38-186,876.64

Finding the Fourth Proportional to 327,544.48, 490,529.38 and 186,876.64

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Solution

The fourth proportional to 327,544.48, 490,529.38 and 186,876.64 is: 279,865.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,544.48 : 490,529.38 = 186,876.64 : x
  2. Step 2: Convert to fraction form
    327,544.48/490,529.38 = 186,876.64/x
  3. Step 3: Cross multiply
    327,544.48x = 490,529.38 × 186,876.64
  4. Step 4: Simplify right side
    327,544.48x = 91,668,482,355.68
  5. Step 5: Solve for x
    x = 91,668,482,355.68/327,544.48
  6. Step 6: Final answer
    x = 279,865.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.