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Finding the Fourth Proportional to 552,448.76, 828,797.82 and 168,231.98

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Solution

The fourth proportional to 552,448.76, 828,797.82 and 168,231.98 is: 252,385.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,448.76 : 828,797.82 = 168,231.98 : x
  2. Step 2: Convert to fraction form
    552,448.76/828,797.82 = 168,231.98/x
  3. Step 3: Cross multiply
    552,448.76x = 828,797.82 × 168,231.98
  4. Step 4: Simplify right side
    552,448.76x = 139,430,298,278.28
  5. Step 5: Solve for x
    x = 139,430,298,278.28/552,448.76
  6. Step 6: Final answer
    x = 252,385.94

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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.