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Finding the Fourth Proportional to 365,790.67, 504,810.73 and 204,636.11

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Solution

The fourth proportional to 365,790.67, 504,810.73 and 204,636.11 is: 282,408.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,790.67 : 504,810.73 = 204,636.11 : x
  2. Step 2: Convert to fraction form
    365,790.67/504,810.73 = 204,636.11/x
  3. Step 3: Cross multiply
    365,790.67x = 504,810.73 × 204,636.11
  4. Step 4: Simplify right side
    365,790.67x = 103,302,501,805.20
  5. Step 5: Solve for x
    x = 103,302,501,805.20/365,790.67
  6. Step 6: Final answer
    x = 282,408.80

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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.