Home / 547,110.54-820,689.26-168,046.37

Finding the Fourth Proportional to 547,110.54, 820,689.26 and 168,046.37

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Solution

The fourth proportional to 547,110.54, 820,689.26 and 168,046.37 is: 252,076.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,110.54 : 820,689.26 = 168,046.37 : x
  2. Step 2: Convert to fraction form
    547,110.54/820,689.26 = 168,046.37/x
  3. Step 3: Cross multiply
    547,110.54x = 820,689.26 × 168,046.37
  4. Step 4: Simplify right side
    547,110.54x = 137,913,846,097.31
  5. Step 5: Solve for x
    x = 137,913,846,097.31/547,110.54
  6. Step 6: Final answer
    x = 252,076.75

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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.