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Finding the Fourth Proportional to 365,661.53, 504,572.13 and 204,513.35

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Solution

The fourth proportional to 365,661.53, 504,572.13 and 204,513.35 is: 282,205.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,661.53 : 504,572.13 = 204,513.35 : x
  2. Step 2: Convert to fraction form
    365,661.53/504,572.13 = 204,513.35/x
  3. Step 3: Cross multiply
    365,661.53x = 504,572.13 × 204,513.35
  4. Step 4: Simplify right side
    365,661.53x = 103,191,734,100.08
  5. Step 5: Solve for x
    x = 103,191,734,100.08/365,661.53
  6. Step 6: Final answer
    x = 282,205.61

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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.