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Finding the Fourth Proportional to 552,163.65, 828,221.37 and 173,075.73

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Solution

The fourth proportional to 552,163.65, 828,221.37 and 173,075.73 is: 259,606.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,163.65 : 828,221.37 = 173,075.73 : x
  2. Step 2: Convert to fraction form
    552,163.65/828,221.37 = 173,075.73/x
  3. Step 3: Cross multiply
    552,163.65x = 828,221.37 × 173,075.73
  4. Step 4: Simplify right side
    552,163.65x = 143,345,018,214.35
  5. Step 5: Solve for x
    x = 143,345,018,214.35/552,163.65
  6. Step 6: Final answer
    x = 259,606.04

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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.