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Finding the Fourth Proportional to 504,311.44, 756,469.60 and 149,332.16

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Solution

The fourth proportional to 504,311.44, 756,469.60 and 149,332.16 is: 223,998.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,311.44 : 756,469.60 = 149,332.16 : x
  2. Step 2: Convert to fraction form
    504,311.44/756,469.60 = 149,332.16/x
  3. Step 3: Cross multiply
    504,311.44x = 756,469.60 × 149,332.16
  4. Step 4: Simplify right side
    504,311.44x = 112,965,239,342.34
  5. Step 5: Solve for x
    x = 112,965,239,342.34/504,311.44
  6. Step 6: Final answer
    x = 223,998.96

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1.5x scale

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.