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Finding the Fourth Proportional to 454,546, 681,917.42 and 174,063.26

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Solution

The fourth proportional to 454,546, 681,917.42 and 174,063.26 is: 261,132.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,546 : 681,917.42 = 174,063.26 : x
  2. Step 2: Convert to fraction form
    454,546/681,917.42 = 174,063.26/x
  3. Step 3: Cross multiply
    454,546x = 681,917.42 × 174,063.26
  4. Step 4: Simplify right side
    454,546x = 118,696,769,175.99
  5. Step 5: Solve for x
    x = 118,696,769,175.99/454,546
  6. Step 6: Final answer
    x = 261,132.58

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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.