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Finding the Fourth Proportional to 359,908.54, 496,673.83 and 200,932.54

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Solution

The fourth proportional to 359,908.54, 496,673.83 and 200,932.54 is: 277,286.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,908.54 : 496,673.83 = 200,932.54 : x
  2. Step 2: Convert to fraction form
    359,908.54/496,673.83 = 200,932.54/x
  3. Step 3: Cross multiply
    359,908.54x = 496,673.83 × 200,932.54
  4. Step 4: Simplify right side
    359,908.54x = 99,797,934,213.43
  5. Step 5: Solve for x
    x = 99,797,934,213.43/359,908.54
  6. Step 6: Final answer
    x = 277,286.93

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1.5x scale

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.