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Finding the Fourth Proportional to 594,418.58, 820,297.52 and 339,775.22

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Solution

The fourth proportional to 594,418.58, 820,297.52 and 339,775.22 is: 468,889.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,418.58 : 820,297.52 = 339,775.22 : x
  2. Step 2: Convert to fraction form
    594,418.58/820,297.52 = 339,775.22/x
  3. Step 3: Cross multiply
    594,418.58x = 820,297.52 × 339,775.22
  4. Step 4: Simplify right side
    594,418.58x = 278,716,770,323.45
  5. Step 5: Solve for x
    x = 278,716,770,323.45/594,418.58
  6. Step 6: Final answer
    x = 468,889.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.