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Finding the Fourth Proportional to 335,846.24, 503,843.52 and 111,276.80

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Solution

The fourth proportional to 335,846.24, 503,843.52 and 111,276.80 is: 166,939.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,846.24 : 503,843.52 = 111,276.80 : x
  2. Step 2: Convert to fraction form
    335,846.24/503,843.52 = 111,276.80/x
  3. Step 3: Cross multiply
    335,846.24x = 503,843.52 × 111,276.80
  4. Step 4: Simplify right side
    335,846.24x = 56,066,094,606.34
  5. Step 5: Solve for x
    x = 56,066,094,606.34/335,846.24
  6. Step 6: Final answer
    x = 166,939.77

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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.