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Finding the Fourth Proportional to 329,580.15, 494,370.23 and 152,034.63

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Solution

The fourth proportional to 329,580.15, 494,370.23 and 152,034.63 is: 228,051.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,580.15 : 494,370.23 = 152,034.63 : x
  2. Step 2: Convert to fraction form
    329,580.15/494,370.23 = 152,034.63/x
  3. Step 3: Cross multiply
    329,580.15x = 494,370.23 × 152,034.63
  4. Step 4: Simplify right side
    329,580.15x = 75,161,394,240.89
  5. Step 5: Solve for x
    x = 75,161,394,240.89/329,580.15
  6. Step 6: Final answer
    x = 228,051.95

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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.