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Finding the Fourth Proportional to 552,098.55, 828,147.92 and 173,019.15

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Solution

The fourth proportional to 552,098.55, 828,147.92 and 173,019.15 is: 259,528.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,098.55 : 828,147.92 = 173,019.15 : x
  2. Step 2: Convert to fraction form
    552,098.55/828,147.92 = 173,019.15/x
  3. Step 3: Cross multiply
    552,098.55x = 828,147.92 × 173,019.15
  4. Step 4: Simplify right side
    552,098.55x = 143,285,448,327.57
  5. Step 5: Solve for x
    x = 143,285,448,327.57/552,098.55
  6. Step 6: Final answer
    x = 259,528.75

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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.