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Finding the Fourth Proportional to 329,035.90, 493,225.80 and 151,232.80

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Solution

The fourth proportional to 329,035.90, 493,225.80 and 151,232.80 is: 226,698.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,035.90 : 493,225.80 = 151,232.80 : x
  2. Step 2: Convert to fraction form
    329,035.90/493,225.80 = 151,232.80/x
  3. Step 3: Cross multiply
    329,035.90x = 493,225.80 × 151,232.80
  4. Step 4: Simplify right side
    329,035.90x = 74,591,918,766.24
  5. Step 5: Solve for x
    x = 74,591,918,766.24/329,035.90
  6. Step 6: Final answer
    x = 226,698.42

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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.