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Finding the Fourth Proportional to 363,727.62, 501,958.08 and 210,771

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Solution

The fourth proportional to 363,727.62, 501,958.08 and 210,771 is: 290,872.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,727.62 : 501,958.08 = 210,771 : x
  2. Step 2: Convert to fraction form
    363,727.62/501,958.08 = 210,771/x
  3. Step 3: Cross multiply
    363,727.62x = 501,958.08 × 210,771
  4. Step 4: Simplify right side
    363,727.62x = 105,798,206,479.68
  5. Step 5: Solve for x
    x = 105,798,206,479.68/363,727.62
  6. Step 6: Final answer
    x = 290,872.07

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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.