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Finding the Fourth Proportional to 552,424.64, 828,637.44 and 236,676.80

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Solution

The fourth proportional to 552,424.64, 828,637.44 and 236,676.80 is: 355,015.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,424.64 : 828,637.44 = 236,676.80 : x
  2. Step 2: Convert to fraction form
    552,424.64/828,637.44 = 236,676.80/x
  3. Step 3: Cross multiply
    552,424.64x = 828,637.44 × 236,676.80
  4. Step 4: Simplify right side
    552,424.64x = 196,119,257,659.39
  5. Step 5: Solve for x
    x = 196,119,257,659.39/552,424.64
  6. Step 6: Final answer
    x = 355,015.41

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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.