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Finding the Fourth Proportional to 365,192.28, 503,928.42 and 250,569.60

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Solution

The fourth proportional to 365,192.28, 503,928.42 and 250,569.60 is: 345,760.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,192.28 : 503,928.42 = 250,569.60 : x
  2. Step 2: Convert to fraction form
    365,192.28/503,928.42 = 250,569.60/x
  3. Step 3: Cross multiply
    365,192.28x = 503,928.42 × 250,569.60
  4. Step 4: Simplify right side
    365,192.28x = 126,269,142,628.03
  5. Step 5: Solve for x
    x = 126,269,142,628.03/365,192.28
  6. Step 6: Final answer
    x = 345,760.71

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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.