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Finding the Fourth Proportional to 365,747.81, 504,810.96 and 222,553.94

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Solution

The fourth proportional to 365,747.81, 504,810.96 and 222,553.94 is: 307,172.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,747.81 : 504,810.96 = 222,553.94 : x
  2. Step 2: Convert to fraction form
    365,747.81/504,810.96 = 222,553.94/x
  3. Step 3: Cross multiply
    365,747.81x = 504,810.96 × 222,553.94
  4. Step 4: Simplify right side
    365,747.81x = 112,347,668,103.18
  5. Step 5: Solve for x
    x = 112,347,668,103.18/365,747.81
  6. Step 6: Final answer
    x = 307,172.50

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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.