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Finding the Fourth Proportional to 362,365.52, 500,110.48 and 219,126.56

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Solution

The fourth proportional to 362,365.52, 500,110.48 and 219,126.56 is: 302,422.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,365.52 : 500,110.48 = 219,126.56 : x
  2. Step 2: Convert to fraction form
    362,365.52/500,110.48 = 219,126.56/x
  3. Step 3: Cross multiply
    362,365.52x = 500,110.48 × 219,126.56
  4. Step 4: Simplify right side
    362,365.52x = 109,587,489,102.35
  5. Step 5: Solve for x
    x = 109,587,489,102.35/362,365.52
  6. Step 6: Final answer
    x = 302,422.51

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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.