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Finding the Fourth Proportional to 362,344.48, 500,081.51 and 219,105.54

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Solution

The fourth proportional to 362,344.48, 500,081.51 and 219,105.54 is: 302,393.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,344.48 : 500,081.51 = 219,105.54 : x
  2. Step 2: Convert to fraction form
    362,344.48/500,081.51 = 219,105.54/x
  3. Step 3: Cross multiply
    362,344.48x = 500,081.51 × 219,105.54
  4. Step 4: Simplify right side
    362,344.48x = 109,570,629,292.57
  5. Step 5: Solve for x
    x = 109,570,629,292.57/362,344.48
  6. Step 6: Final answer
    x = 302,393.54

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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.