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Finding the Fourth Proportional to 365,126.96, 503,876.75 and 199,558.27

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Solution

The fourth proportional to 365,126.96, 503,876.75 and 199,558.27 is: 275,391.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,126.96 : 503,876.75 = 199,558.27 : x
  2. Step 2: Convert to fraction form
    365,126.96/503,876.75 = 199,558.27/x
  3. Step 3: Cross multiply
    365,126.96x = 503,876.75 × 199,558.27
  4. Step 4: Simplify right side
    365,126.96x = 100,552,772,523.22
  5. Step 5: Solve for x
    x = 100,552,772,523.22/365,126.96
  6. Step 6: Final answer
    x = 275,391.26

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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.