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Finding the Fourth Proportional to 335,214.66, 462,530.06 and 188,044.41

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Solution

The fourth proportional to 335,214.66, 462,530.06 and 188,044.41 is: 259,464.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,214.66 : 462,530.06 = 188,044.41 : x
  2. Step 2: Convert to fraction form
    335,214.66/462,530.06 = 188,044.41/x
  3. Step 3: Cross multiply
    335,214.66x = 462,530.06 × 188,044.41
  4. Step 4: Simplify right side
    335,214.66x = 86,976,194,797.15
  5. Step 5: Solve for x
    x = 86,976,194,797.15/335,214.66
  6. Step 6: Final answer
    x = 259,464.17

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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.