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Finding the Fourth Proportional to 467,915.41, 701,873.24 and 131,005.69

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Solution

The fourth proportional to 467,915.41, 701,873.24 and 131,005.69 is: 196,508.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,915.41 : 701,873.24 = 131,005.69 : x
  2. Step 2: Convert to fraction form
    467,915.41/701,873.24 = 131,005.69/x
  3. Step 3: Cross multiply
    467,915.41x = 701,873.24 × 131,005.69
  4. Step 4: Simplify right side
    467,915.41x = 91,949,388,098.74
  5. Step 5: Solve for x
    x = 91,949,388,098.74/467,915.41
  6. Step 6: Final answer
    x = 196,508.57

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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.