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Finding the Fourth Proportional to 329,257.53, 493,834.82 and 104,588.42

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Solution

The fourth proportional to 329,257.53, 493,834.82 and 104,588.42 is: 156,866.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,257.53 : 493,834.82 = 104,588.42 : x
  2. Step 2: Convert to fraction form
    329,257.53/493,834.82 = 104,588.42/x
  3. Step 3: Cross multiply
    329,257.53x = 493,834.82 × 104,588.42
  4. Step 4: Simplify right side
    329,257.53x = 51,649,400,572.67
  5. Step 5: Solve for x
    x = 51,649,400,572.67/329,257.53
  6. Step 6: Final answer
    x = 156,866.27

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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.