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Finding the Fourth Proportional to 200,771.38, 300,565.38 and 175,860.09

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Solution

The fourth proportional to 200,771.38, 300,565.38 and 175,860.09 is: 263,271.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,771.38 : 300,565.38 = 175,860.09 : x
  2. Step 2: Convert to fraction form
    200,771.38/300,565.38 = 175,860.09/x
  3. Step 3: Cross multiply
    200,771.38x = 300,565.38 × 175,860.09
  4. Step 4: Simplify right side
    200,771.38x = 52,857,455,437.16
  5. Step 5: Solve for x
    x = 52,857,455,437.16/200,771.38
  6. Step 6: Final answer
    x = 263,271.86

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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.