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Finding the Fourth Proportional to 529,396.89, 794,125.61 and 150,287.97

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Solution

The fourth proportional to 529,396.89, 794,125.61 and 150,287.97 is: 225,440.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,396.89 : 794,125.61 = 150,287.97 : x
  2. Step 2: Convert to fraction form
    529,396.89/794,125.61 = 150,287.97/x
  3. Step 3: Cross multiply
    529,396.89x = 794,125.61 × 150,287.97
  4. Step 4: Simplify right side
    529,396.89x = 119,347,525,100.47
  5. Step 5: Solve for x
    x = 119,347,525,100.47/529,396.89
  6. Step 6: Final answer
    x = 225,440.55

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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.