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Finding the Fourth Proportional to 329,889.28, 494,851.84 and 93,250.56

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Solution

The fourth proportional to 329,889.28, 494,851.84 and 93,250.56 is: 139,880.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,889.28 : 494,851.84 = 93,250.56 : x
  2. Step 2: Convert to fraction form
    329,889.28/494,851.84 = 93,250.56/x
  3. Step 3: Cross multiply
    329,889.28x = 494,851.84 × 93,250.56
  4. Step 4: Simplify right side
    329,889.28x = 46,145,211,197.03
  5. Step 5: Solve for x
    x = 46,145,211,197.03/329,889.28
  6. Step 6: Final answer
    x = 139,880.91

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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.