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Finding the Fourth Proportional to 236,652.64, 354,147.74 and 203,769.88

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Solution

The fourth proportional to 236,652.64, 354,147.74 and 203,769.88 is: 304,939.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,652.64 : 354,147.74 = 203,769.88 : x
  2. Step 2: Convert to fraction form
    236,652.64/354,147.74 = 203,769.88/x
  3. Step 3: Cross multiply
    236,652.64x = 354,147.74 × 203,769.88
  4. Step 4: Simplify right side
    236,652.64x = 72,164,642,488.20
  5. Step 5: Solve for x
    x = 72,164,642,488.20/236,652.64
  6. Step 6: Final answer
    x = 304,939.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.