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Finding the Fourth Proportional to 329,865.67, 494,807.72 and 116,603.44

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Solution

The fourth proportional to 329,865.67, 494,807.72 and 116,603.44 is: 174,908.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,865.67 : 494,807.72 = 116,603.44 : x
  2. Step 2: Convert to fraction form
    329,865.67/494,807.72 = 116,603.44/x
  3. Step 3: Cross multiply
    329,865.67x = 494,807.72 × 116,603.44
  4. Step 4: Simplify right side
    329,865.67x = 57,696,280,922.51
  5. Step 5: Solve for x
    x = 57,696,280,922.51/329,865.67
  6. Step 6: Final answer
    x = 174,908.42

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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.