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Finding the Fourth Proportional to 366,136.58, 505,241.24 and 213,175.97

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Solution

The fourth proportional to 366,136.58, 505,241.24 and 213,175.97 is: 294,166.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,136.58 : 505,241.24 = 213,175.97 : x
  2. Step 2: Convert to fraction form
    366,136.58/505,241.24 = 213,175.97/x
  3. Step 3: Cross multiply
    366,136.58x = 505,241.24 × 213,175.97
  4. Step 4: Simplify right side
    366,136.58x = 107,705,287,828.92
  5. Step 5: Solve for x
    x = 107,705,287,828.92/366,136.58
  6. Step 6: Final answer
    x = 294,166.97

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1.5x scale

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.