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Finding the Fourth Proportional to 329,163.93, 493,695.45 and 104,495.04

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Solution

The fourth proportional to 329,163.93, 493,695.45 and 104,495.04 is: 156,726.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,163.93 : 493,695.45 = 104,495.04 : x
  2. Step 2: Convert to fraction form
    329,163.93/493,695.45 = 104,495.04/x
  3. Step 3: Cross multiply
    329,163.93x = 493,695.45 × 104,495.04
  4. Step 4: Simplify right side
    329,163.93x = 51,588,725,795.57
  5. Step 5: Solve for x
    x = 51,588,725,795.57/329,163.93
  6. Step 6: Final answer
    x = 156,726.55

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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.