Home / 335,216.78-462,532.68-188,046.36

Finding the Fourth Proportional to 335,216.78, 462,532.68 and 188,046.36

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Solution

The fourth proportional to 335,216.78, 462,532.68 and 188,046.36 is: 259,466.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,216.78 : 462,532.68 = 188,046.36 : x
  2. Step 2: Convert to fraction form
    335,216.78/462,532.68 = 188,046.36/x
  3. Step 3: Cross multiply
    335,216.78x = 462,532.68 × 188,046.36
  4. Step 4: Simplify right side
    335,216.78x = 86,977,586,855.04
  5. Step 5: Solve for x
    x = 86,977,586,855.04/335,216.78
  6. Step 6: Final answer
    x = 259,466.69

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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.