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Finding the Fourth Proportional to 552,162.65, 828,219.87 and 173,074.73

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Solution

The fourth proportional to 552,162.65, 828,219.87 and 173,074.73 is: 259,604.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,162.65 : 828,219.87 = 173,074.73 : x
  2. Step 2: Convert to fraction form
    552,162.65/828,219.87 = 173,074.73/x
  3. Step 3: Cross multiply
    552,162.65x = 828,219.87 × 173,074.73
  4. Step 4: Simplify right side
    552,162.65x = 143,343,926,239.79
  5. Step 5: Solve for x
    x = 143,343,926,239.79/552,162.65
  6. Step 6: Final answer
    x = 259,604.53

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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.