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Finding the Fourth Proportional to 345,450.44, 476,714.43 and 192,488.02

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Solution

The fourth proportional to 345,450.44, 476,714.43 and 192,488.02 is: 265,629.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,450.44 : 476,714.43 = 192,488.02 : x
  2. Step 2: Convert to fraction form
    345,450.44/476,714.43 = 192,488.02/x
  3. Step 3: Cross multiply
    345,450.44x = 476,714.43 × 192,488.02
  4. Step 4: Simplify right side
    345,450.44x = 91,761,815,544.34
  5. Step 5: Solve for x
    x = 91,761,815,544.34/345,450.44
  6. Step 6: Final answer
    x = 265,629.46

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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.