Home / 198,734.44-297,412.75-190,467.58

Finding the Fourth Proportional to 198,734.44, 297,412.75 and 190,467.58

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Solution

The fourth proportional to 198,734.44, 297,412.75 and 190,467.58 is: 285,041.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,734.44 : 297,412.75 = 190,467.58 : x
  2. Step 2: Convert to fraction form
    198,734.44/297,412.75 = 190,467.58/x
  3. Step 3: Cross multiply
    198,734.44x = 297,412.75 × 190,467.58
  4. Step 4: Simplify right side
    198,734.44x = 56,647,486,753.65
  5. Step 5: Solve for x
    x = 56,647,486,753.65/198,734.44
  6. Step 6: Final answer
    x = 285,041.12

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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.