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Finding the Fourth Proportional to 544,067.82, 816,100.29 and 144,708.66

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Solution

The fourth proportional to 544,067.82, 816,100.29 and 144,708.66 is: 217,062.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,067.82 : 816,100.29 = 144,708.66 : x
  2. Step 2: Convert to fraction form
    544,067.82/816,100.29 = 144,708.66/x
  3. Step 3: Cross multiply
    544,067.82x = 816,100.29 × 144,708.66
  4. Step 4: Simplify right side
    544,067.82x = 118,096,779,391.51
  5. Step 5: Solve for x
    x = 118,096,779,391.51/544,067.82
  6. Step 6: Final answer
    x = 217,062.61

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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.