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Finding the Fourth Proportional to 336,182.80, 504,379.92 and 99,527.56

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Solution

The fourth proportional to 336,182.80, 504,379.92 and 99,527.56 is: 149,322.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,182.80 : 504,379.92 = 99,527.56 : x
  2. Step 2: Convert to fraction form
    336,182.80/504,379.92 = 99,527.56/x
  3. Step 3: Cross multiply
    336,182.80x = 504,379.92 × 99,527.56
  4. Step 4: Simplify right side
    336,182.80x = 50,199,702,750.60
  5. Step 5: Solve for x
    x = 50,199,702,750.60/336,182.80
  6. Step 6: Final answer
    x = 149,322.64

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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.