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Finding the Fourth Proportional to 322,167.88, 444,565.64 and 186,210.62

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Solution

The fourth proportional to 322,167.88, 444,565.64 and 186,210.62 is: 256,955.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,167.88 : 444,565.64 = 186,210.62 : x
  2. Step 2: Convert to fraction form
    322,167.88/444,565.64 = 186,210.62/x
  3. Step 3: Cross multiply
    322,167.88x = 444,565.64 × 186,210.62
  4. Step 4: Simplify right side
    322,167.88x = 82,782,845,032.04
  5. Step 5: Solve for x
    x = 82,782,845,032.04/322,167.88
  6. Step 6: Final answer
    x = 256,955.61

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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.