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Finding the Fourth Proportional to 333,651.11, 500,472.74 and 133,967.99

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Solution

The fourth proportional to 333,651.11, 500,472.74 and 133,967.99 is: 200,950.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,651.11 : 500,472.74 = 133,967.99 : x
  2. Step 2: Convert to fraction form
    333,651.11/500,472.74 = 133,967.99/x
  3. Step 3: Cross multiply
    333,651.11x = 500,472.74 × 133,967.99
  4. Step 4: Simplify right side
    333,651.11x = 67,047,328,613.69
  5. Step 5: Solve for x
    x = 67,047,328,613.69/333,651.11
  6. Step 6: Final answer
    x = 200,950.42

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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.