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Finding the Fourth Proportional to 548,498.54, 822,694.73 and 169,317.08

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Solution

The fourth proportional to 548,498.54, 822,694.73 and 169,317.08 is: 253,959.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,498.54 : 822,694.73 = 169,317.08 : x
  2. Step 2: Convert to fraction form
    548,498.54/822,694.73 = 169,317.08/x
  3. Step 3: Cross multiply
    548,498.54x = 822,694.73 × 169,317.08
  4. Step 4: Simplify right side
    548,498.54x = 139,296,272,167.69
  5. Step 5: Solve for x
    x = 139,296,272,167.69/548,498.54
  6. Step 6: Final answer
    x = 253,959.24

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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.