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Finding the Fourth Proportional to 335,939.73, 463,596.78 and 185,036.73

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Solution

The fourth proportional to 335,939.73, 463,596.78 and 185,036.73 is: 255,350.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,939.73 : 463,596.78 = 185,036.73 : x
  2. Step 2: Convert to fraction form
    335,939.73/463,596.78 = 185,036.73/x
  3. Step 3: Cross multiply
    335,939.73x = 463,596.78 × 185,036.73
  4. Step 4: Simplify right side
    335,939.73x = 85,782,432,209.73
  5. Step 5: Solve for x
    x = 85,782,432,209.73/335,939.73
  6. Step 6: Final answer
    x = 255,350.66

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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.