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Finding the Fourth Proportional to 329,551.34, 494,320.12 and 104,927.27

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Solution

The fourth proportional to 329,551.34, 494,320.12 and 104,927.27 is: 157,388.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,551.34 : 494,320.12 = 104,927.27 : x
  2. Step 2: Convert to fraction form
    329,551.34/494,320.12 = 104,927.27/x
  3. Step 3: Cross multiply
    329,551.34x = 494,320.12 × 104,927.27
  4. Step 4: Simplify right side
    329,551.34x = 51,867,657,963.75
  5. Step 5: Solve for x
    x = 51,867,657,963.75/329,551.34
  6. Step 6: Final answer
    x = 157,388.71

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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.