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Finding the Fourth Proportional to 548,499.54, 822,696.22 and 169,318.08

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Solution

The fourth proportional to 548,499.54, 822,696.22 and 169,318.08 is: 253,960.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,499.54 : 822,696.22 = 169,318.08 : x
  2. Step 2: Convert to fraction form
    548,499.54/822,696.22 = 169,318.08/x
  3. Step 3: Cross multiply
    548,499.54x = 822,696.22 × 169,318.08
  4. Step 4: Simplify right side
    548,499.54x = 139,297,344,393.66
  5. Step 5: Solve for x
    x = 139,297,344,393.66/548,499.54
  6. Step 6: Final answer
    x = 253,960.73

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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.