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Finding the Fourth Proportional to 329,517.07, 494,314.01 and 119,254.03

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Solution

The fourth proportional to 329,517.07, 494,314.01 and 119,254.03 is: 178,894.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,517.07 : 494,314.01 = 119,254.03 : x
  2. Step 2: Convert to fraction form
    329,517.07/494,314.01 = 119,254.03/x
  3. Step 3: Cross multiply
    329,517.07x = 494,314.01 × 119,254.03
  4. Step 4: Simplify right side
    329,517.07x = 58,948,937,777.96
  5. Step 5: Solve for x
    x = 58,948,937,777.96/329,517.07
  6. Step 6: Final answer
    x = 178,894.94

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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.