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Finding the Fourth Proportional to 293,181, 439,835.99 and 166,880.73

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Solution

The fourth proportional to 293,181, 439,835.99 and 166,880.73 is: 250,357.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,181 : 439,835.99 = 166,880.73 : x
  2. Step 2: Convert to fraction form
    293,181/439,835.99 = 166,880.73/x
  3. Step 3: Cross multiply
    293,181x = 439,835.99 × 166,880.73
  4. Step 4: Simplify right side
    293,181x = 73,400,151,091.47
  5. Step 5: Solve for x
    x = 73,400,151,091.47/293,181
  6. Step 6: Final answer
    x = 250,357.80

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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.